Non Contact Forces

Each non-contact force has an area of influence surrounding it.  What is this area called?

• gravitational attraction

• influence center

• field 

• attraction 

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

The force between the phone and the mount is a

• contact force

• non-contact force

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

The diagram below shows that ______________________.

• As distance increases, the electric force increases.

• As distance decreases, the objects become less attractive.

• Electric forces are only slightly affected by distance.

• As distance increases, the electric force decreases.

Tags

NGSS.MS-PS2-3

Which answer best describes this image?

• The positive charge is repelling the negative charge.

• The blue charged object will repel the negatively red charged object.

• The positively charged red object will be attracted to the negatively charged blue object.

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

A non-contact force is between

• two objects that aren't touching

• two objects that are touching

• the ground and wheels

• you and me

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NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Gravity is a

• Contact Force

• Myth

• Non-contact Force

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NGSS.MS-PS2-4

NGSS.MS-PS2-5

Which of the following forces can push (repel) and pull (attract)?

• Magnetic Force

• Electric Force

• Gravitational Force

• Both Magnetic and Electric Force.

• All Three, Magnetic, Electric and Gravitational Force.

Tags

NGSS.MS-PS2-3

When two magnets repel, they ________________

• change color

• pull together

• push apart

• get colder

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

Ms Jo Jo rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?

• The balloons will repel each other.

• The balloons will attract each other.

• The balloons will become positively (+) charged.

• The balloons will pop.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Electric charges that are alike _______ each other.

• Attract

• Repel

Tags

NGSS.MS-PS2-3