Non Contact Force

The force between the phone and the mount is a

• contact force

• non-contact force

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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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.

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When using magnetic forces, opposite poles attract.

• True

• False

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Magnets need to touch something to apply force.

• True

• False

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    a force that can act between two objects that are not physically touching each other.

• Contact Force

• Non Contact Force

• Friction

• Normal Force

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Which non contact force can be used to levitate a car above the road in the future?

• Gravity

• Tension

• Electrostatic

• Magnetic

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Which of the following is an example of a non-contact force?

• Shocking your hand before touching the car door

• Pushing a box across the floor and measuring the friction

• Measuring the distance a ball rolls

• Growing three plants and giving them different amounts of water.

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is experienced by any magnetic material in a magnetic field. It is an attractive and repulsive force (push and pull)

• Gravity

• Friction

• Magnetism

• Electrostatic

The attractive and repulsive force (push and pull) between charged particles of matter is an

• Gravity

• Electrostatic

• Magnetism

• Contact Force

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