Forces

A force that pulls metals towards a magnet / Una fuerza que atrae los metales hacia los imanes.

• Pull

• Motion

• Magnetism

• Gravity

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is a force that acts only between objects that are touching

• Contact force

• Non-contact force

• Invisible force

• Balanced force

Some forces can act over a distance, and others can only act by contact. Which type of force can act only when two objects touch each other?

• gravitational

• frictional

• electrical

If the same poles of two magnets are facing each other, what will the magnets do?

• attract

• repel

• friction

• nothing

“Ball C" is rolling across the surface, but it eventually comes to a stop. Which force is most likely responsible for this?

• gravity

• friction

• electricity

• magnetism

Tags

NGSS.MS-PS2-2

If an object is not moving the forces acting upon it are _____________

• unbalanced

• weak

• balanced

• Hulk Smash!

What is force?

• A force is a push or a pull upon an object resulting from the object's interaction with another object.

• The rate at which an object changes its velocity.

• It is the amount of space between two points.

• It is Superman's power

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

If I drop 4 objects of different weights from various heights, which object will experience the highest gravitational force?

• the object with the largest size

• the object with the smallest size

• the object with the largest mass

• the object with the smallest mass

Tags

NGSS.MS-PS2-4

What pulls a ball back to earth?

• Gas

• Gravity

• Friction

• Molecules

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

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

• Motion

• Friction

• Work

• Displacement