PRE ASSESSMENT MATTER

Front

If an object floats in water, is it more dense than the water?

Back

NEVER TRUE. An object floats in water if it is less dense than the water.

Front

Are water, ice, and water vapor the same type of matter?

Back

ALWAYS TRUE. They are all different states of the same substance, H2O.

Front

Are metals attracted to magnets?

Back

SOMETIMES TRUE. Only certain metals, like iron, nickel, and cobalt, are attracted to magnets.

Front

Is sugar soluble in water?

Back

ALWAYS TRUE. Sugar dissolves in water to form a solution.

Front

What is volume?

Back

Volume is the amount of space an object occupies, not the amount of matter.

Front

What is density?

Back

Density is the mass of an object divided by its volume.

Front

What happens to the density of an object when it is heated?

Back

Generally, the density decreases as the object expands when heated.

Front

What is the difference between a solid, liquid, and gas?

Back

Solids have a fixed shape, liquids take the shape of their container, and gases fill the entire space available.

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

Can gases be compressed?

Back

YES. Gases can be compressed because their particles are far apart.