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Questions and Answers
What is a force?
A force is a push or a pull.
What unit is force measured in?
Force is measured in newtons (N).
What is a non-contact force?
A non-contact force is a force that acts over a distance and does not need to be in contact with an object.
Name three examples of non-contact forces.
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Complete the following: If the forces on an object are ______unbalanced, the object can speed up,_____slow_______down_or _change_direction.
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Study Notes
Forces
- A force is an push or pull that can cause an object to change its motion or shape.
Measurement of Force
- Force is measured in Newtons (N).
Types of Forces
Non-Contact Forces
- A non-contact force is a force that can act on an object without physically touching it.
Examples of Non-Contact Forces
- Gravity
- Magnetic force
- Electric force
Balanced and Unbalanced Forces
- If the forces on an object are unbalanced, the object can speed up, slow down, or change direction.
- If the forces on an object are balanced, the object remains stationary or continues to move with a constant velocity.
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Description
Test your knowledge of forces with this quiz! Learn about the definition of force, its measurement in newtons, and different types of forces, including non-contact forces. See if you can identify examples of non-contact forces and determine the balance or imbalance of forces on an object.
