How are Energy and Motion Related? (Sections 4-6)

Which marble had the most potential (stored) energy?

• The one at the bottom of the two rulers

• The one at the top of the ruler

Tags

NGSS.MS-PS3-2

What FORCE gave the marble the energy to roll down the hill?

• Your finger

• Gravity

Tags

NGSS.MS-PS2-4

Once the marble rolled down the ruler, what happened to the marble at the bottom?

• It lost energy

• It gained energy

• Its energy remained the same

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

When you increased the height of the ruler by adding another block, what happened to the potential energy of the marble at the top of the ramp?

• It increased

• It decreased

• Nothing

Tags

NGSS.MS-PS3-2

When an object moves slower, its energy of motion _____.

• is zero

• increases

• decreases

• remains the same

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

How can a ball be given stored energy?

*Think about the marble activity we just did!*

• Roll it down the hill

• Lift it up to a high shelf

• Drop it from the top of a ladder

• Throw it to another person

Tags

NGSS.MS-PS3-2

Scientists say that energy is conserved because energy _____.

• cannot be transferred between objects

• is created when a still object starts moving

• cannot be created or destroyed

Tags

NGSS.MS-PS3-5

Based on evidence in the table, which claim BEST explains why the net moved or did not move?

• Energy can be lost.

• Energy can be stored.

• Lighter objects have more energy of motion.

• Heavier objects have more energy of motion.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-5

When playing golf with her friends, Melina hits the ball off the ground using her fastest swing. When does her ball have the MOST energy of motion?

• when it is sitting on the ground

• when she hits it hard off the ground

• when it lands on the grass and stops moving

• when she picks it up and puts it back in her golf bag

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Asad and Sebastian decide to go explore a mountain stream. When they get there, Sebastian drops a rock into the stream and Asad photographs the resulting splash shown here.

• Deep water has more energy

• Cold water has more energy

• Some of the energy from the water is transferred to the rock.

• Some of the energy from the rock is transferred to the water.

Tags

NGSS.MS-PS3-5