An object moves in a circle. If the mass is tripled, the speed halved, and the radius unchanged then the centripetal force must change by a factor of:

3/2

3/4

9/4

6

12

Calculate the acceleration of a 2000 kg Single engine airplane just before take off one that's rest of its engine is 500 n

An airplane flies with a constant speed of 680 miles per hour. How far can it travel in 165 minutes?

Which of these have an elliptical orbit around the sun? A. Earth B. Jupiter C. Mars D. All of the above

Which other type of electromagnetic wave or strip away electrons from the zinc plate and why

When the time of day for a certain ship at sea is 12 noon, the time of day at the prime meridian (0 longitude0 is 5 pm.

How are trade winds affected by the coriolis effect

When a raw egg gets heated into an edible egg is this considered a physical or chemical change?

Starting at its rightmost position, it takes 2 seconds for the pendulum of a grandfather clock to swing a horizontal distance of 18 inches from right to left and 2 seconds for the pendulum to swing back from left to right.

A question about a moral issue is answered by examining facts rather than opinions. is generally considered a scientific question. cannot be answered with scientific methods. cannot be debated through discussion.

Who is most likely to have a physiological age that is much younger than his or her actual age?