Ex 8 apendlum is raised from its rest position 0 to point A that is at height of 20m about point 0 what is the
speed of the bobas it pass point 0​

What makes thermal imaging cameras useful? they can detect differences in color. they can detect differences in wave speeds. they can detect differences in temperature. they can detect mechanical waves.

Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?