Motion

The picture is an example of a(n)

• balanced force

• unbalanced force

• moving track

Tags

NGSS.3-PS2-1

The picture is an example of a

• push

• pull

• target

• track

Tags

NGSS.MS-PS2-1

To move something AWAY from you is called a

• push

• pull

• target

• track

Tags

NGSS.MS-PS2-2

A game of tug-of-war is an example of

• balanced and unbalanced forces

• track and target

• rolling force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

To move or haul something TOWARDS yourself it is called

• pull

• push

• friction

• target

Four cars are placed at a starting line. Each car is pushed by four students in the same direction at the same time. The diagram shows the distance traveled by each car over two minutes. The students listed the cars in order of their speed, starting with the car with the slowest speed. Which option shows the correct order from slowest to fastest?

• 1, 2, 3, 4

• 2, 4, 1, 3

• 3, 1, 2, 4

• 4, 2, 1, 3

Tags

NGSS.MS-PS3-1

Peter pushed a heavy box of books across his bedroom floor. The bottom of the box felt warm when he picked it up. What is the most likely reason the bottom of the box felt warm?

• Sunlight warmed the box before Peter pushed it.

• The box absorbed heat from the floor as it slid across it.

• Friction between the box and the floor made the box warm.

• The mass of the books pushed the box too hard against the floor.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Why do two surfaces get warm when they are rubbed together?

• The surfaces absorb energy from the air.

• Friction changes energy of motion to heat energy.

• Moving objects produce heat energy.

• Energy is transferred between the two surfaces.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Joni throws a tennis ball very hard against a solid wall. What happens after the ball hits the wall?

• The ball loses all its energy and sticks to the wall.

• The ball loses all its energy and falls straight down to the floor.

• The energy of the moving ball pushes it away from the wall.

• The energy of the moving ball pushes it toward the wall.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

This car bumped into a tree and the metal bent. Where did the energy that bent the metal come from?

• energy stored in the metal

• energy stored in the tree

• energy from the movement of the car

• energy from the surface of the road

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-5