Ixchelt burns her tongue when she takes a sip of hot coffee from her mug. Which part of this example represents heat? the thermal energy moving from the coffee to her tongue
the thermal energy moving from her tongue to the coffee
her coffee
her tongue

15 points

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.

Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little

Properties seen when one one substance changes to another are known as properties