Gear because each spike is a wedge shape that adds a mechanical advatage
Answer:
The volume increases
Choice B is correct
Explanation:
If a liter of water is heated from 20 C to 50 C its volume will increase.
Matter exists in 3 states;
Solids
Liquids
Gases
Matter expands when heated, consequently occupying more space. This implies that volume will increase
As a experiment you could use is The affect of light in plants. A study He can do is maybe about Gravity affects and how it works on weight. Also you can do a all time favorite the Mentos and Diet Coke Experiment.
Hopefully one of these ideas will inspire you!
Explanation:
improved saftey for children
