Energy Exam

What happens to particles as they cool down and lose kinetic energy?

• They slow down

• Nothing

• They don't move

• They speed up

When a pendulum swings, at which point is kinetic energy highest?

• 1
• 2
• 3
• 4

When a pendulum swings, at which point is potential energy at its greatest?

• 1
• 2
• 3
• 4

The measure of average kinetic energy of all the particles within an object is called ____________. 

• temperature
• conduction
• radiation
• heat 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following substances has the least kinetic energy?

• Solid
• Liquid
• Gas

Which point has the most kinetic energy?

• A
• B
• c
• D

The total internal kinetic energy in substances-the vibration or movement of atoms and molecules in substances.

• Radiant Energy

• Thermal Energy

• Chemical Energy

• Electrical Energy

Heat moving through space (any space!) by electromagnetic waves (energy waves) is __________. Example would be sunlight traveling thru space to warm us up.

• Radiant/Electromagnetic

• Convection

• Conduction

All energy transformations end in this form of energy because of their inability to be 100% efficient.

• electricity.

• thermal.

• mechanical.

• chemical.

What energy conversion occurs when a person rubs his or her hands together rapidly?

• Electrical energy to thermal energy
• Electrical energy to chemical energy
• Thermal energy to kinetic energy
• Kinetic energy to thermal energy