Magnetic Forces

If you push a toy car down a ramp 30 times and it rolls a distance of 15 cm each time, what will probably happen the next time you push the toy car down the ramp?

• It will roll up the ramp a distance of 15 cm.

• It will roll down the ramp a distance of 15 cm.

• It will stop rolling in the middle of the ramp.

Tags

NGSS.MS-PS2-2

Something that is applied to an object and makes it move is–

• matter.

• Position

• Force

• Heat

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When two people on opposite sides of a box push it with the same amount of force, what will happen to the box?

• The box will not move.

• The box will turn upside down.

• It will move toward the person on the left side of the box.

• It will move toward the person on the left side of the box.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When enough force is applied to an object, it can change the object's–

• speed or direction.

• Temperature

• Size

• Weight

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What type of forces act on an object to make it change position?

• Heavy forces

  Unbalanced forces

  Balanced forces

  No forces acting on it

• Unbalanced forces

• Balanced forces

• No forces acting on it

Tags

NGSS.MS-PS2-2

Students are experimenting with a set of bar magnets. To make the magnets attract one another, the poles that are facing each other need to be–

• covered with paper.

• Opposite

• Alike

• North Facing

Tags

NGSS.3-PS2-1

You can increase the magnetic force of one magnet by–

• putting the magnet on the stove.

• holding the magnet near a light.

• rubbing the magnet on your shirt.

• adding another magnet to it.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Two magnets pull on each other. What would cause the magnets to pull with less force?

• Move the magnets farther apart.

• Turn both magnets around.

• Add heat to one magnet.

• Use two stronger magnets.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What object could you use to make a toy car made of iron move without touching it?

• Pit

• A Magnet

• An electric current

• Gravity

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What kind of force is causing hair to be attracted to the balloons in this picture?

• Electric

• Magnetic

• Gravity

• Heat

Tags

NGSS.MS-PS2-3