Question

A student is given four different objects and a metre rule.

Each object has a known mass. She is asked to determine the densities of the materials from

which the four objects are made.

The objects are a copper cylinder, a glass cube, a steel spanner and a stone tile.

copper glass steel stone

Using only the metre rule, she is able to find the densities of only three of the four materials.

Which three materials are these?

A copper, glass and steel

B copper, glass and stone

C copper, steel and stone

D glass, steel and stone​

Answer 1

A is the correct answer...

Cooper, glad and steel..

Hope this helps!

Please mark brainliest answer!

Answer 2

Answer:the answer is A

Explanation:when measuring the density of something using only a meter rule you have to be able to work out the area of it.

as the metal spanner is the only irregular shape it is not possible to measure the volume using only a rule therefor the answer is:

A copper, glass and stone