What is a force?
A force is a push, pull or twist between two interacting objects.
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How are forces measured?
Forces are measured in units called newtons (N), typically using a device called a newton meter.
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What are the five effects that can occur when applying a force to an object?
1. Speed up or start moving
2. Slow down or stop
3. Change direction
4. Turn or rotate
5. Change shape
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What are balanced forces?
Balanced forces are equal in magnitude but opposite in direction, causing no acceleration.
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What are unbalanced forces?
Unbalanced forces are forces that are not equal in magnitude, causing a change in speed and/or direction of motion.
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