U2 L2- What Happens When Forces are Balanced /Unbalanced

Forces that together do NOT cause a chance in motion

• balanced

• spring scale

• gravity

• unbalanced

• dynamometer

a force that pulls down

• spring scale

• balanced

• gravity

• unbalanced

• dynamometer

Tags

NGSS.MS-PS2-4

forces that together cause a CHANGE in motion

• spring scale

• balanced

• gravity

• unbalanced

• dynamometer

Tags

NGSS.MS-PS2-2

tool that measures the forces needed to hold objects in the air

• spring scale

• gravity

• unbalanced

• balanced

• dynamometer

tool that measures how much force a person squeezes with

• spring scale

• balanced

• gravity

• unbalanced

• dynamometer

The forces acting on a book that is resting on a table has

• no forces acting on it

• balanced forces acting on it

• unbalanced forces acting on it

Tags

NGSS.MS-PS2-2

When more than one force pushes or pulls an object in the same direction, the forces ______

• work AGAINST each other

• ADD together

• nothing happens

Tags

NGSS.MS-PS2-2

An object that has unbalanced forces acting on it _____

• will stay still

• will break apart

• the motion of the object will change

Tags

NGSS.MS-PS2-2

There are six children playing tug of war. They are split into two teams. Team Left and Team Right. At first the rope does not move. Are the forces balanced or unbalanced?

• Balanced because there is equal strength on both sides.

• Unbalanced because there is unequal strength on each side.

Tags

NGSS.MS-PS2-2

What will happen to the rope when one player on Team Right stops pulling? Will the forces be balanced or unbalanced?

• Balanced- the strength on each side is equal. So it will not move.

• Unbalanced- the strength on each side is unequal. So it will move

Tags

NGSS.MS-PS2-2