Forces and their effect.

What is the meaning of force?

• The movement of an object between two points.

• The magnitude of a push on an object.

• Push or pull resulting of the interaction of two objects.

• The direction of the movement of an object.

Which is the unit of measurment of a force's strength?

• Kelvin

• Newton

• Meters

• Liters

What element(s) of a force is(are) represented by vectors?

• Magnitude

• Direction

• Magnitude and direction

• Vectors don't represent forces.

The strength of a force is represented by...

• the length of the vector.

• the size of the vector.

• the point of the vector.

• the color of the vector.

The direction of a force is represented by...

• the length of the vector.

• the size of the vector.

• the point of the vector.

• the color of the vector.

Which of the following can be the effect of a force?

• Starting the movement of an object

• Changing the direction of an object's movement

• Changing the shape of an object permenantly.

• Stopping an object's movement

Which of the following vectors represent the force done by the volleyball player?

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Which of the following images shows a pull?

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What force does the kid neet to do in order to catch and stop the ball?

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The ball is exerting a force on the net. What effect does this force cause?

• Permanent change of shape.

• Non permanent change of shape.

• Change in speed.

• Change in direction.