Balanced and Unbalanced Forces

What can Unbalanced Forces change?

• Gravitational pull

• Friction

• Motion of an object

• Push or Pulls

Tags

NGSS.MS-PS2-2

What two ways can Unbalanced Forces change the motion of an object?

• An object at rest, or if it pushes or pulls the object

• A moving object, or an object being thrown

• An object falling, or and object being thrown upward

• A toy, or a car

Tags

NGSS.MS-PS2-2

When playing tug-of-war and neither side moves, forces are

• Unbalanced

• Balanced

• Multiplied

• Unequal

Tags

NGSS.HS-PS2-1

When forces are not equal in strength and in opposite directions, they are called .

• Balanced Forces

• Moving Objects

• Unbalanced Forces

Tags

NGSS.3-PS2-1

True or False: If a soccer player is tackled, this is a balanced force.

• True 

• False

Tags

NGSS.MS-PS2-1

True or False: If a basketball is sitting still on a basketball court, it's a balanced force

• True 

• False

Forces are measured using what?

• Balanced Forces

• Unbalanced Forces

• Newtons (N)

• Kilograms

A contact force that can slow down, stop, or make things difficult to move is called

• Newtons (N)

• Friction

• Forces

• Science

How is a non contact force different from a contact force?

• A non contact force acts at a distance

• A non contact force is in one direction

• A non contact force is stronger

• A non contact force changes motion

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

The two teams are pulling the rope in opposite directions, but the flag in the center is not moving.

Why does the flag stay in the same spot?

• There is too much friction

• The team on the right is pulling harder and they are unbalanced

• The force of gravity is not strong enough

• The teams are pulling with the same amount of force and they are balanced

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2