Force

Why is it harder for the boy in Image B to get down the hill?

• motion

• friction

• work

• gravity

Tags

NGSS.MS-PS2-4

More friction occurs when an object rubs against-

• a smooth surface

• a wet surface

• an icy surface

• a rough surface

After a golf ball was hit, it landed on a horizontal grass surface and rolled for 25 meters before coming to a rest. Which of the following forces caused the golf ball to stop rolling?

• The force of gravity

• The friction from the grass

• The decreasing mass of the golf ball

• The decreasing energy of the golf ball

Tags

NGSS.MS-PS2-2

• A

• B

• C

Tags

NGSS.3-PS2-1

• A

• B

• C

• A

• B

• C

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

• A

• B

• C

Tags

NGSS.MS-PS2-2

• A

• B

• C

• A

• B

• C

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

• A

• B