Calculating Net Force

What is the net force?

• 5 N
• 45 N to the left
• 5 N to the right
• 45 N to the right

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is a force?

• the PUSH or PULL on an object 
• The MOTION an object creates
• The objects HITTING one another
• Going REALLY FAST

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NGSS.MS-PS2-1

Which one is balanced?

• top
• bottom
• both

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NGSS.MS-PS2-1

NGSS.MS-PS2-2

Is it BALANCED? 

• Yes
• No

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NGSS.MS-PS2-2

What is the FORCE? 

• 5 N
• 10 N
• 400 N
• 0 N

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NGSS.3-PS2-1

NGSS.5-PS2-1

What is the unit for FORCE? 

• N (Newtons)
• lbs (pounds)
• g (grams)
• m/s (meters per second)

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NGSS.MS-PS2-1

If there are two forces going in the SAME direction, you would ...?

• (-) Subtract the forces
• (+) Add the forces
• Neither
• (x) Multiply

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NGSS.MS-PS2-2

Forces that have a force of Zero (0).

• Balanced force
• Unbalanced force

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NGSS.3-PS2-1

The FORCE that PULLS things down or back to EARTH.

• Speed
• Gravity

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NGSS.MS-PS2-2

NGSS.MS-PS2-4

If the net force is 0 the object will ... 

• CHANGES motion
• STAY the SAME, NOT Move

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NGSS.MS-PS2-2