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Forces
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What does a force do to an object?
A force can make an object move, stop, speed up, slow down, or change direction.
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What did Isaac Newton discover about forces?
He discovered that forces can make objects speed up, slow down, or change direction.
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What is a forcemeter used for?
A forcemeter is used to measure force.
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What standard units do we use to measure length?
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What is weight?
Weight is a force that can be measured.
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What is a force?
A force is a push or a pull.
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What makes objects have weight?
Gravity makes objects have weight.
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What are standard units?
Standard units are fixed units used to measure things.
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What does gravity pull objects towards?
Gravity pulls objects towards the centre of the Earth.
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What standard units do we use to measure time?
We use minutes (min) and seconds (s).
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What are non-standard units?
Non-standard units are units that are not fixed and may vary.
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What is the standard unit used to measure force?
The standard unit of force is newtons (N).
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Who is Isaac Newton?
Isaac Newton was a scientist.
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What is gravity?
Gravity is the force that pulls objects towards the Earth.
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What does a forcemeter measure?
A forcemeter measures the strength of a force.
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