Energy Conservation

What type of energy is in food?

• Mechanical Energy

• Sound Energy

• Electrical Energy

• Chemical Energy

Tags

NGSS.MS-LS1-7

What two things does kinetic energy depend on?

• Heat & energy of on object

• Speed & height of on object

• Mass & speed of on object

• Mass & height of on object

Tags

NGSS.MS-PS3-1

What two things does potential energy depend on?

• Heat & energy of on object

• Speed & height of on object

• Mass & speed of on object

• Mass & height of on object

Tags

NGSS.MS-PS3-2

Where in the swing does the girl have the greatest potential energy?

• Highest point of the swing.

• Mid point of the swing

• Lowest point of the swing.

• When the chain breaks

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

Energy can not be created or destroyed, energy only changes form is known as the Law of _____.

• Conservation of Momentum

• Conservation of Matter

• Conservation of Energy

• Conservation of Electricity

Tags

NGSS.MS-PS3-4

Potential energy is also known as _____ energy.

• Mechanical

• Electrical

• Thermal

• Stored

Tags

NGSS.MS-PS3-2

A hockey player uses her stick to hit a hockey puck. Which statement describes the energy transfer?

• Energy is transferred from the stick to the puck.

• Energy is transferred from the player to the puck.

• Energy is transferred from the puck to the player.

• Energy is transferred from the stick to the player.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The picture shows a spring toy moving down steps.

What happens to the energy of the toy?

• The potential energy of the toy is greatest while the toy is falling.

• The kinetic energy of the toy is greatest when the toy is finished falling.

• Some kinetic energy of the toy changes to potential energy as the toy falls down the steps.

• Some of the potential energy of the toy changes to kinetic energy as the toy falls down the steps.

Tags

NGSS.MS-PS3-5

What is energy?

• moving energy

• stored energy

• renewable energy

• The ability to do work.

According to the Law of Conservation of energy, the amount of energy before and after a reaction must be the same. Which statement below is true?

• The total amount of energy is conserved
• The total amount of energy is less after a reaction
• The total amount of energy is more after a reaction

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5