Energy Transfers and Transformations

At which point(s) on the roller coaster is the gravitational potential energy at its maximum?

• A
• B
• C
• D

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

At which point(s) on the roller coaster is the kinetic energy at its maximum?

• A
• B
• C
• D

Tags

NGSS.MS-PS3-1

What does the Law of Conservation of Energy state?

• Energy cannot be created or destroyed
• Nothing can exchange energy
• Energy will increase over time.
• Energy will decrease over time.

Tags

NGSS.MS-PS3-4

What happens when the ball goes from the highest position to the lowest position

• PE and KE increases and decreases together

• Impossible to know without knowing the mass of the object

• the PE decreases while KE increases

Tags

NGSS.MS-PS3-1

Imagine dropping a basketball. When would it have the most gravitational potential energy?

• When it is closest to the ground
• When it is at the highest point
• When it is halfway down
• It has the same amount of gravitational PE at all points

Tags

NGSS.MS-PS3-2

Heat is the movement of ______.

• radiation
• thermal energy
• cold
• fire

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What type of energy is in this picture?

• Kinetic
• Potential
• Chemical
• Sound

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Daily Review - What is the potential energy of a 25 kg backpack sitting on a 0.8 m high table?

PE = mgh

Evaluate responses using AI:

OFF

Potential energy is based on ....

• height

• speed

Tags

NGSS.MS-PS3-2

What is the energy transformation?

• Kinetic to Mechanical to Electrical
• Kinetic to Mechanical to Kinetic
• Electromagnetic to Mechanical to Electrical
• Kinetic to Sound to Electrical

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5