Water UNIT 3 AOS 1

Question 1

cohesion?

Answer 1

Water molecules form strong hydrogen bonds. This allows it to stick together so it can flow as a continuous stream

Question 2

surface tension?

Answer 2

Also due to hydrogen bonding. Surface tension is the elastic tendency of a fluid surface which makes it acquire the least surface area possible

Question 3

high heat capacity?

Answer 3

Water is an excellent heat absorber, without increasing in over temperature. When a chemical reaction produces heat in a cell, the water absorbs the heat and the cell doesn’t heat up