I'm, not understanding this at all, can someone explain?

if rock does not transmit heat well, then which of the following will occur?

heats up very quickly
cools very slowly
will not melt in the mantle
melts very quickly

The rocket is fired vertically and tracked by the radar station shown. when θ reaches 66°, other corresponding measurements give the values r = 32700 ft, r¨ = 85 ft/sec2, and θ˙ = 0.019 rad/sec. calculate the magnitudes of the velocity and acceleration of the rocket at this position.

Which accurately compares concave and convex lenses?

For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat