NGSS Forces

______________ is a force that always acts in the direction opposite of motion.

• applied

• friction

• gravity

• normal

The force that resists sliding between two touching objects is called _____________________

• normal force

• contact force

• non-contact force

• friction

Which two characteristics do all forces have?

• motion and size

• size and direction

• direction and speed

• balance and direction

What direction is the crate moving in this picture?

• left

• right

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What is happening to the speed of the crate in this picture?

• speeding up

• slowing down

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What is the direction of the resulting net force?

• up

• down

• left

• right

The act of applying force to move something toward you.

• Push

• Pull

• Friction

• Unbalanced Forces

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The act of applying force in order to move something away.

• Motion

• Pull

• Push

• Gravity

Tags

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What makes a rolling ball stop moving?

• gravity

• friction

• a balanced force

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What is a force?

• it is anything which is capable of changing the state of

  motion or rest of a body, or deforming it.

• It is anything that occupies a space and has mass and volume.

• It is a device that is used to measure forces and to weigh bodies.

• is a change of position of a body over time with respect to a reference system which is considered fixed.

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