Science Practice 1st Midterm 2nd Period

__________ can be connected in many different ways to make different things.

• water

• liquid

• materials

Welder is a person

• Who helps build things like houses and skyscrapers.

• Who design, build, and test things like airplanes, helicoopters.

• Who connects materials together.

To gather into a group

• disassemble

• physical change

• assemble

A physical change takes place when the size or shape of ___________ changes.

• matter

• mass

• physical

A change in the way matter looks.

• disassemble

• physical change

• assemble

To take a part.

• disassemble

• physical change

• assemble

The ___________ of matter stays the same if its shape is changed.

• matter

• mass

• physical

When something gets wet and then dries, it is a ___________ change.

• matter

• mass

• physical

When an orange is cut into pieces, it is an example of ___________

• water

• physical change

• gas

When you fold a slice of ham in half, how does it change?

• It gains mass.

• Its mass changes depending on the new shape.

• Its mass does not change.