Physical Changes in Matter

Front

True or False

Adding heat to a piece of chocolate makes it a solid.

Back

False

It would become a _______.

Front

Would the chenille stem be useful as a base to build a tower?

Back

No, the flexibility of the chenille stem would not make it strong enough.

Front

Would a cone be useful as a base to build a tower?

Back

No, It would be hard to balance cubes  on top of the point of the cone. The blocks would fall off

Front

Would a football be useful as a base to build a tower?

Back

No, The football has an odd shape and would be difficult to put blocks on top. The blocks will fall off.

Front

Which process changes the state of the object?

Back

Melting

Front

Which process changes shape

but keeps texture and state?

Back

Cutting

Front

Which process changes size

• and changes texture, but its state remains the same?

Back

Sanding

Front

What does physical property, Melting, change?

Back

Changes state, shape, and temperature

Front

What is melting?

Back

A process that changes a solid material into a liquid by heating.

Front

Which of the following would make a good base to build a tower with blocks, a coffee cup or a cone?

Back

A coffee cup because it has a hard, flat top