Posted by Liz on .
When a surfer rides an ocean wave on her surfboard, she is actually riding on
A.a crest that is toppling over
B.a trough of the wave
C.the rest position of the wave
D.a region of rarefaction
Duplicate question; Same answer
a 50.0g silver spoon at 20.0c is placed in a cup of coffee at 90.0c. How much heat does the spoon absorb from the coffee to reach a temperature of 89.0c?