Name some renewable sources of energy. Name some nonrenewable sources of energy.
Wind, sun and water are renewable sources of energy. Natural gas, oil and coal are nonrenewable.
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15
Why do some families prefer to live in suburbs?
Some families prefer to live in suburbs, because they are safe and quiet. There's a lot of space for hospitals, schools and zoos.
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15
What is an urban area?
Urban area is a city area. There're many banks, cafes, restaurants and tall buildings.
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15
What is speed?
Speed is how fast things move. Some things move fast, and some things move slowly.
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15
What do you push? What do you pull?
We push a..., a..., and a... . We pull a..., a..., and a... .
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15
Do you thing we should use renewable or nonrenewable energy more? Why?
I believe, we should use nonrenewable energy. First of all, because it's clean. Wind power doesn't cause any pollution. We will also never run out of wind.
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15
Why do people move to new places?
There're many reasons why people move to new places. Mostly, people move to find a better job, to have good services and get new experiences.
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15
Is it easier to push your teacher or your best friend on a swing? Why?
It's easier to push my friend on a swing. My friend is lighter than the teacher, and we need to use a small force to move light objects.
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15
Name three examples of fossil fuels.
Natural gas, oil and coal are the examples of fossil fuels.
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15
What is a force? What forces do you know?
A force is what makes things move. A push is a force. A pull is a force, too.
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15
Can a force change the speed of things?
Yes, it can. When you push a door with a small force, it will open slowly. When you push the door with a big force, it will open quickly.
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15
What are some things you like about a windy day?
I like that it isn't so hot on a windy day. I can go to the park with my family and fly a kite. It's a lot of fun.
