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Crash Course Kids #3.2: Particles of Your World

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Crash Course Kids #3.2: Particles of Your World

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Questions and Answers

What is matter?

Anything that has weight and takes up space (correct)

Anything that is important

Anything that is not important

Anything that is visible to the naked eye

How are particles described in the video?

As evenly spaced balls floating in the air

As irregularly shaped balls forming patterns

As invisible and super small balls packed together (correct)

As large and visible balls packed together

What determines the properties of an object?

The shape of the object

The size of the object

The tiny particles that make up the object (correct)

The color of the object

In which state of matter are particles packed so tight that they don't move?

Solid Signup and view all the answers

What is the main difference between a solid and a liquid, in terms of particle spacing?

There is more space between particles in a liquid Signup and view all the answers

What happens to the particles of a solid when it changes into a liquid?

The packed particles loosen up and the solid melts into a liquid Signup and view all the answers

What happens to a liquid when it changes into a gas?

The particles fly apart and become a gas Signup and view all the answers

What happens to water vapor in the air when it changes into tiny crystals of frost?

The free-floating particles in the gas join together and form a solid Signup and view all the answers

What happens to the wax when you light a candle?

The packed particles loosen up and the wax begins to melt into a liquid Signup and view all the answers

Which state of matter is always made of particles?

All states of matter are always made of particles Signup and view all the answers