Density can be useful in identifying substances. It is also a convenient property because it provides a link (or conversion factor) between the mass and the volume of a substance. Mass and volume are extensive (or extrinsic) properties of matter - they depend on amount.
It’s because 15ml was just under the range and 50ml is just over it. 30 is a happy middle.
The correct answer would be (C. it spins to make the generator work.
A lava flow it the spread of lava that pours out of a volcano
Hey there!
The answer is convection.
Hope this helped, have a great day :)
