6. The temperature in Key West is going to drop from 84 degrees to 70 degrees. What is happening?
high-pressure system is moving toward key west.
a low-pressure system is moving toward key west.
O a hurricane is moving toward key west.
.
O a warm air mass is heading in the direction of key west.

Awoman stands a distance d from a loud motor that emits sound uniformly in all directions. the sound intensity at her position is an uncomfortable 2.0×10-3 w/m2. at a distance 2.6 times as far from the motor, what are (a) the sound intensity and (b) the sound intensity level relative to the threshold of hearing?

Aballet student who learns with the of his instructor is demonstrating learning.

3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?