Can someone help me with 32 and 33 please!

Abird sitting high in a tree is an example of what type of wnergy

Experiment scenario 2: a biology student wants to conduct a study of how the amount of food affects the weight gain for mice. i have set up four cages with a mouse in each cage. fill in the boxes that would allow the biology student to complete the study correctly

The material that keeps its new shape after it is stretched is called?