Forces - Forces around you - Terms

12 important questions on Forces - Forces around you - Terms

What 2 things can forces change on an object?

Motion or shape

What is muscular strength?

Forces that are created when the muscles in your body contract

What is muscular strength?

Forces that are created when the muscles in your body contract
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What are magnetic forces?

The force you can feel when you hold two bar magnets close to eachother

What is the function of a dynamometer?

You can measure forces with it.

What does a dynamo meter contain?

A helical spring

Which spring do you use for large forces?

A stiff spring

Which spring do you use for small forces?

A flexible spring

Which unit do we use with a dynamometer?

Newtons (N)

What is a force scale?

A force scale represents how many newtons per centimeter it is.

How can you determine the centre of gravity

Hang the object up and draw the line
then hang the object up again by a different point, draw another line
the lines should cross at the centre of gravity

How can you check if something is the centre of gravity?

If you can balance the object on 1 finger

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