Initial Ideas: What are your ideas about why transferring energy into or out of a substance can change its molecules
freedom of movement?
Claim 1: Transferring energy into or out of a substance changes its temperature, which changes the
molecules' freedom of movement.
Claim 2: Transferring energy into or out of a substance changes the molecules' kinetic energy, which
changes their freedom of movement.
Claim 3: Transferring energy into or out of a substance changes the molecules' speed, which changes
their freedom of movement.