Consider this statement: air is matter. which facts best support the statement?
(may be multiple answers)
a. balloons can be filled with air.
b. air is essential for life to exist.
c. air has mass.
d. air is not an element.
e. to float on air is to be happy.
f. air can’t be seen.

The answers is A and C hope this helps :)

Answer;

A. Balloons can be filled with air.

C. Air has mass

Explanation;A matter is anything that can occupy space and has a particular weight.Matter is classified into three states which are; solids, liquids, and gases. the three state of matters differ in terms of packaging of molecules and their shape, that is whether definite or indefinite, or their volume.Air is an example of matter which is in gaseous state. It has both mass and occupies weight. The fact that air has mass makes it matter. Also the fact that balloons can be filled with air means that air occupies space.

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Electoral current force mechanical advantage if the wheel and axle is 2 n and the output force is 20 n