Lesson 6-7 Phase Change questions

Lesson 6-7 Phase Change @Home Slides

Multiple Choice

The energy that an object has

because it is MOVING

• Potential

• Kinetic

• Solid

Multiple Choice

When you put energy INTO a substance, the temperature and kinetic energy...

• Increase (go up)

• Decrease (go down)

• do not change

Multiple Choice

MORE kinetic energy =

• LESS molecule movement

• MORE molecule movement

• no change in movement

Multiple Choice

What is a measure of the average kinetic energy of the molecules of a substance?

• butter

• movement

• Temperature

Multiple Choice

GREATER freedom of movement means molecules move ...

• LESS

• THE SAME

• MORE

Multiple Choice

In a solid, the particles

• vibrate in place
• slide past one another
• overcome the strong attraction

Multiple Choice

During melting (solid --> liquid) the molecules get ____ freedom of movement

• LESS

• THE SAME

• MORE