Semester 1 Review

Front

What describes the air inside of a balloon?

Back

Small particles that cannot be seen with human eyes.

Front

What item insulates thermal energy, floats in water, and does NOT conduct electrical energy?

Back

Plastic ping pong ball.

Front

What happens to the mass of baking soda and vinegar after mixing?

Back

The mass will be less than the mass of the original ingredients because some matter escapes as a gas.

Front

Are Liquid A and Liquid B the same liquid?

Back

False.

Front

What is matter?

Back

Anything that has mass and takes up space.

Front

What is thermal insulation?

Back

A material that reduces the transfer of heat.

Front

What is buoyancy?

Back

The ability of an object to float in a fluid.

Front

What is the principle of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction.

Front

What is light behavior?

Back

Light can be reflected, refracted, or absorbed.

Front

What is a gas?

Back

A state of matter with no fixed shape or volume, made of particles that are far apart.