Essam is abseiling down a steep cliff. How much Gravitational potential energy does he loose for every metre he descends?His mass is 72kg and the gravitational firld strength is 10N/kg

ice to water 1 water to vapour 2 latent heat

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.