We observe objects that move and notice changes that happen quickly. Which of the following would be most difficult to observe directly with our eyes?

a fireworks display

burning wood

a temperature change

boiling water in a pot

Answers

Answer 1

Answer: C

Explanation:

A temperature change


Related Questions

identify the vibrating media in three different types of musical instruments

Answers

Answer:

There are three basic categories of musical instruments: percussion, wind, and stringed instruments. Most musical instruments use resonance to amplify sound waves and make sounds louder. In a musical instrument, the whole instrument and the air inside it may vibrate when the head of the drum is struck.

Scientists can use aircraft to better understand hurricanes. Which two kinds of information about hurricanes can scientists gather using aircraft.

Answers

Where the hurricane will begin and where the hurricane will go.

Scientist can gather the information of the wind speed and location, for better understand hurricanes

What is hurricanes ?

A hurricane is a  tropical cyclone is a fast rotating storm system with a low-pressure core, a closed low-level atmospheric circulation, high winds, and a spiral arrangement of thunderstorms causing heavy rain.

Aircraft can collect thorough, exact measurements of winds in a cyclone, which can assist researchers understand what is going on inside the storm and allow for better forecasts.

Hence,scientist can gather the information of the wind speed and location, for better understand hurricanes

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I need answers please i will give you 20

Answers

The answer is Yes! It will be louder but if you decrease the amplitude it will be softer

What are the positive impacts of Genetically Modified Crops?


Brainlyst for the best answer. :)

Answers

Answer:

The crops will have the ability to be resistant to certain diseases

The crops can be modified to meet certain criteria which means they can be used for medication and vaccines etc. So they can be modified to be stronger and to be more resistant to Ilness

1. List four actions you can take to cope with changing emotions and energy during adolescence.

2. Explain how a high self-esteem might affect a person’s life.

3. Explain how to set priorities, and why setting priorities is important.

4. Identify the six keys to setting achievable goals.

5. Describe what it means to become mature.

Answers

Answer:

1. Deep breaths, have a good diet, workout, speak to someone if needed.

2. Having high self-esteem can help you see yourself in a better way and be more positive about things.

3. Make lists, what is most important. It's important to keep you organized.

4. "Get clear on your goal. Determine what is at stake.  Develop a detailed action plan. Join (or form) a group committed to the same goal."

5. "Maturity is the art of being responsible for your actions, being sensitive and considerate towards others and having the ability to change and adapt to circumstances. An emotionally mature person is always adding value to himself and those around."

Explanation:

1]Here are five ways for teens to improve their emotional self-regulation.

Learning to Ride the Wave. When teens feel intense emotions, they sometimes try to push those feelings away. ...

Meditation and Mindfulness. ...

Physical Exercise. ...

Sleep Hygiene. ...

Creativity and Flow

2]When you value yourself and have good self-esteem, you feel secure and worthwhile. You have generally positive relationships with others and feel confident about your abilities. You're also open to learning and feedback, which can help you acquire and master new skills. ... Confident in your ability to make decisions

3]Sticking to regular routines and gathering up our priorities will not only help curve any negative feelings but also give us a sense of accomplishment throughout hard times. We can improve by knowing our priorities and what matters most in life. As well as setting good priorities to help guide us along the way.

4]Get clear on your goal. The more clarity you have the better. ...

Determine what is at stake. Why, exactly, do you want to accomplish this goal? ...

Develop a detailed action plan. ...

Go public with your commitment. ...

Join (or form) a group committed to the same goal. ...

Review your goal and rationale regularly.

5] Set goals effectively

Goals are the basis of an effective performance management process. There are two key elements to consider when developing goals. First, are goals written clearly and objectively? Second, are they directly contributing to the achievement of business strategy?

Typically, the process begins with departmental managers setting goals for their departments, based upon organization-wide goals, which support the general business strategy. Making departmental goals accessible to all managers ensures there is no overlap, reduces conflict, and allows members of different departments to see where they support each other and ensure they are not working at cross purposes. Each manager in turn shares the overall goals with his/her department and meets with employees to identify individual performance goals and plans.

When setting goals, key job expectations and responsibilities should act as the main guide and reference. Goals should be set that not only address what is expected, but also how it will be achieved. For example, the "what" covers quality or quantity expected, deadlines to be met, cost to deliver, etc. The "how" refers to the behavior demonstrated to achieve outcomes, for example, focus on customer service. In addition, some organizations choose to include competencies within performance expectations, to reinforce the link to business strategy, vision and mission.

An accepted framework to use to help write effective goals is SMART

please give me a branilyst

Select the correct location on the map.
Identify the area on the satellite image that is experiencing the heaviest rainfall. The color bar shows amounts of rainfall from lightest (bottom) to heaviest (top).

Answers

Answer:

The area on the map that is showing the deepest red

Explanation:

on the map, the red color shows the heaviest rainfall, while the blue shows the slitest rainfall

If lightning is caused by electricity in the air during a thunderstorm, what causes thunder?

Answers

Answer:

Since light travels faster than sound, the lightning arrives before the thunder. But thunder is the sound of lightning shooting through the sky in a thunderstorm.

Explanation:

The rapid expansion of the air surrounding the path of a lightning bolt

Use the phrases building up and breaking down to explain how deposition differs from weathering?? I did this for class today the rest of the worksheet but I didn't get this one could someone help me please.

Answers

So what you do is sorry it cut off I’ll type it again one se

Answer:

Explanation:

Weathering is the breaking down of rocks into smaller pieces and deposition is the building up of some kind of natural structure using erosion. So basically its rocks moving around to create bigger, better rocks.

What happens when the two wires going in to an appliance touch?

nothing

resistance

overload

short circuit

Answers

Answer:

You will receive an electrical shock. You will receive a shock if you touch two wires at different voltages at the same time. You will receive a shock if you touch a live wire and are grounded at the same time. When a circuit, electrical component, or equipment is energized, a potential shock hazard is present.

Explanation:

sorry this is like a year later and I hope this will help you if you haven't got it already

Answer:

Explanation:

They will short circuit and shock u did the exam

2.4 physics assignment.

Answers

Answer:The distance o the ramp that the car traveled is given by d=(1/2)at^2=(0.5)(3.96)(5.76)^2=65.69 meters. The horizontal component of this travel is 65.69*

Explanation:

By looking at the relative positions of the elements calcium, Ca, fluorine, F, sulfur, S, and oxygen, O, in the Periodic Table, which TWO descriptions are TRUE about calcium fluoride, CaF2, and sulfur dioxide, SO2?

Answers

Answer:

id say the first option.

Explanation:

hope this helps you!

Which of the following paths correctly displays the transfer of energy for sound?

energy source to detection to medium
detection to an energy source to medium
medium to an energy source to detection
energy source to medium to detection

Answers

energy source to detection to medium

Answer:

the energy source, the transfer of energy through a medium,

Explanation:

The three parts of sound consist of the energy source, the transfer of energy through a medium, and the detection of the sound.

If a person weighs 100 pounds what is the gravitational force that is pulling downwards on the person.

Answers

Answer: 444.5N (Newtons)

Convert pounds to kg which is 100 pounds = 45.36 kg x 10N/kg (which is the gravitational field strength of earth) = 453.6 N

Please help me with this question,giving the first correct answer brainliest

Answers

Answer:

These elements are metalloids

Answer: C. Metalloids

Explanation:

Thank you for deleting that bot's answer.

give me this same text but if it was a 7th grader

Mount Rushmore is an impressive sculpture. Each year, millions of people visit the 60-foot-tall images of American presidents George Washington, Thomas Jefferson, Abraham Lincoln, and Theodore Roosevelt carved into the Black Hills of South Dakota. Mount Rushmore is not without controversy. It was built on land sacred to the Native Americans. In addition, the Sioux were forced off the land after a series of battles.


please dont say "this sounds like a 7th grader so its fine". this is in the assignment so yeah.

Answers

Answer:

Mount Rushmore is a very well built sculpture. It is visited by millions of people each year to see 60-foot tall images of the American presidents; George Washington, Thomas Jefferson, Abraham Lincoln and Theodore Rosevelt which are carved into the Black Hills of South Dakota. Mount Rushmore has faced many controversies too. The land it was built on is sacred to Native Americans. The Sioux were also forced to leave the land, after lots of battles

Explanation:

Mount Rushmore is a very cool sculpture. Every year, millions of people go to see the amazing 60ft carvings of the former American presidents, George Washington, Thomas Jefferson, Abraham Lincoln and Theodore Roosevelt. Mount Rushmore, however, isn’t perfect. While appearing to be flawless, it was built on the land that is sacred to the Native Americans. Not only that, but the Sioux were forced to move off the land after many fights.

Thoughts about Genetically Modified Crops

Answers

I think that GMOs, also known as genetically modified crops or organisms, can be used in good and bad ways. They can provide crops to survive longer, and produce a bigger portion. However, on the other side of that, it is claimed that it creates a large amount of greenhouse gas emissions, which can turn into climate change.
there r many pros and cons, also using a special type of bacteria is really helpful in genetic modification

Newton's second law of motion is F = ma.

A net force of 60 N north acts on an object with a mass of 30 kg. Use Newton's second law of motion to calculate the amount of acceleration the object will experience. Then explain how the amount of acceleration will change if the net force or the mass of the object increases.

Answers

F=ma
60=30.a
60/30=30.a/30
2=a

Please help me asap .

Answers

Answer:

We use the four properties of sound: pitch, dynamics (loudness or softness), timbre (tone color), and duration.

Answer:

Dynamics, Duration, Pitch, Timbre! Hope this helped

Explanation:

Hi guys can you help me with finding advantages with nuclear power?

Answers

Answer:

Low-cost energy. Although building nuclear power plants has a high initial cost, it’s relatively cheap to produce energy from them and they have low operating costs.

Reliable. One of the biggest benefits of nuclear energy is that it is a reliable power generation source.  

Zero carbon emissions. Nuclear power reactors do not produce any carbon emissions.  

Promising future energy supply.

Answer:

Nuclear Power can make a lot of power really fast and pollutes earth less than burning fossil fuels.

Explanation:

PLEASE help with this!!! i'll give brainliest if right!!

Answers

1: decreases, increases, increases, stays the same
2: decreases, increases, increases, stays the same
3: increases, decreases, decreases, stays the same
4: increases, decreases, decreases, stays the same
Decrease increase is all of the answers for the graph

Compare and contrast intensive and extensive physical properties, and give 3 examples of each.

Answers

Answer:

Intensive properties do not depend on the quantity of matter. Examples include density, state of matter, and temperature. Extensive properties do depend on sample size. Examples include volume, mass, and size.Intensive properties do not depend on the quantity of matter. Examples include density, state of matter, and temperature. Extensive properties do depend on sample size. Examples include volume, mass, and size.

Explanation:

Volume, mass, and size

I have an Energy and temperature activity and I have questions to answer
I do not understand this question:
"Within a 24-hour period, at what three points should the temperature be taken? Why?"
Can somebody help me!!!

Answers

Answer:

8hours 16hours and 24 hours

Explanation:

this is because they 24÷3=8 so the time between the takings of the temperature are equal.

Divide 24 by 3 because 24 is the number of hours and 3 because it’s how many times you check it
24\3 = 8 or 8•3+24
So you would check the temperature every 8 hours
8 hours 16 hours 24 hours

explain how you can recognize the sound of a flute

Answers

The sound of a flute is poetic, light, mellow, and soft. Flute is a woodwind musical instrument produces the mild sound.

How flute produces sound?

Sound is a vibration that propagates as an acoustic wave, through a transmission medium such as solid, liquid ang gases. When an object vibrates, it causes a movement in surrounding air molecules. The molecules collide with the molecules close to them, causing them to vibrating as well.

The sound from flute comes due to the vibrating columns of air inside it. In a flute, the air gets vibrated and the resonator amplifies the vibration and gets modified into sound. When air is blown into the holes of flute, it creates the vibration in the air molecules inside the flute and hence, sound is produced.

The flute can produced continuous sound by the presence of number of holes in it. The flute sounds may be high pitch or soft tone depends on the position of upper and lower lips on flute.The sounds of flute are rich, gentle and gracefull.

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when a tiny stream forms during rainfall carrying away some soil and plants and leaving a scar.

Answers

Answer:  Streams and rivers are integral parts of the landscape that carry water and sediment from high elevations to downstream lakes, estuaries, and oceans. The land area draining to a stream or river is defined as its watershed. When rain falls in a watershed, it either runs off the land surface, infiltrates into the soil, or evaporates.

Explanation:

Answer: Streams and rivers are integral parts of the landscape that carry water and sediment from high elevations to downstream lakes, estuaries, and oceans. The land area draining to a stream or river is defined as its watershed. When rain falls in a watershed, it either runs off the land surface, infiltrates into the soil, or evaporates.

Explanation:

hope this helps

Identify the steps in the Scientific Method and describe each step.
Identify the steps in the Scientific Method and describe each step.

Compare and contrast intensive and extensive physical properties, and give 3 examples of each.

Describe the relationship between volume, mass and density. If a marble with a density of 2.4 g/cm3 was cut in half, what would be the density of half the marble?

Identify two objects at your desk, and describe each using at least 5 physical properties of matter that were discussed in this module.

Answers

Answer:

here are the steps in the scientific method

Explanation:

Observation/ Question

(topic for research and experimentation or question that needs to be answered)

Research

(find out about the topic )

Hypothesis

(predict the outcome to the problem )

Experiment

(Develop a procedure to test the hypothesis )

Collect data

(record results of the experiment)

Analysis

(examine the data )

Conclusion

(compare the hypothesis to the experiment results )

analyze if the frequency of a sound wave increases what happnes to the wavelength

Answers

Answer:

it's either a b c or do I swear

Can you mark me brainliest please I’m trying to rank up!:)

State, with a reason, whether hotdog relish a homogeneous mixture or a heterogeneous mixture.

Answers

Answer:

MHMMMM TRY DOING A SAND WHICH I DID THIS A MOONTH AGO AND I MADE A 105 THINK ABOUT IT

Explanation:

It’s a heterogeneous mixture because it’s not a uniform mixture throughout, there are big chunks of stuff that can’t be mixed together.

Why is it possible for railway tracks to buckle even though there are gaps in them?​

Answers

These gaps which are of the order of a few millimeters, are provided to allow room for the rails to expand the rise in temperature due to the atmospheric temperature as well as the friction caused by running of train. All materials expand when heated and contract when cooled. The extent of expansion and contraction is quite low to be noticed by people or make much difference in most situations. However, since each section of the rail is very long, the expansion due to heating is significant, and unless space is provided for expansion of rails, the rails will bend to accommodate the increased length. This will make the railway unfit for running of trains.

Answer: the tracks will buckle under the force.

Explanation: Heat-related expansion places a lot of stress on the ties, ballasts, and rail anchors that keep the tracks fixed to the ground.

So i need help- with science

Answers

Longitudinal wave: Type of mechanical wave in which energy flows parallel to the wave.

Electromagnetic waves: A wave that can travel through empty space, like light waves.

Trough: The lowest point of a transverse wave

Rarefactions: Area in a longitudinal wave in which the particles are spread out.

Medium: The material through which a mechanical wave travels.

how can i be a basketball player

Answers

Try practicing basketball in your free time and learn to love it. You can also apply to schools or teams that teaches basketball more. Get good teachers.
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