What was changed and why in the "elasticity" lab?

temperature to see how it affected stretch length of a rubber band

mass to see how it affected stretch length of a rubber band

mass to see if you could break a rubber band

rubber band length to see how it affected mass

total distance/total time

(85 + 82)/(5+3)

167/8

20 just over

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.