A 41 g ice cube at -21°C is dropped into a
container of water at 0°C.
How much water freezes onto the ice? The
specific heat of ice is 0.5 cal/g °C and its heat
of fusion of is 80 cal/g.
Answer in units of g.

Which changes of state do the labels represent? a: b: c:

An electric current is flowing through the cord below.what will happen to this current if a magnet is brought near the cord? a. the electric current will stop flowing. b. it will exert a force on the voltage. c. the resistance of the wire will decrease. d. it will exert a force on the electric current.

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.