Forces and Motion

Which of the following objects will have the greatest change in motion?

• A small force is applied to an object with a large mass.

• A small force is applied to an object with a small mass.

• A large force is applied to an object with a large mass.

• A large force is applied to an object with a small mass.

Tags

NGSS.MS-PS2-2

Raoul throws a ball into the air and watches it go up for a long time. Then it starts to fall back toward him. What force causes the ball to return to the ground?

• Friction

• Gravity

• Motion

• Wind

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Tori tests how far three identical toy cars travel under three different conditions. How is Tori controlling variables for each trial?

• The mass and force change.

• Neither the mass nor force changes.

• The mass changes, but the force does not change.

• The force changes, but the mass does not change.

Tags

NGSS.MS-PS2-2

Kaneesha pushes a toy truck and lets it roll across a flat surface. She measures the distance it travels. Then she adds different numbers of wood blocks to her truck.

Which is most likely the measurement missing from the table?

• 12 cm

• 30 cm

• 57 cm

• 98 cm

Tags

NGSS.MS-PS2-2

Four forces are acting on the block shown in the following illustration. The block is not moving. Which if the following statements is true?

• F and Ff are equal

• F and Fg are equal

• Ff is greater than F

• Fg is greater than F

Tags

NGSS.MS-PS2-2

A force of attraction between two objects, even if they are not touching, is

• Gravity

• Position

• Velocity

• Force

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

A measure of an object/s change in position during a certain amount of time is

• Velocity

• Force

• Position

• Unbalanced forces

A change in velocity is

• Acceleration

• Velocity

• force

• position

Tags

NGSS.MS-PS2-2

What causes the changes when objects collide?

• Energy transfer

• bowling ball

• tennis ball

• bouncing

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which properties of the objects affect what happens?

• Size and speed

• Speed and weight

• weight and color

• weight and temperature

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1