The gravitational force strength on the moon is 1.63N/Kg if the rock on the moon weighs 200N how much does the same rock weigh on the earth

The decibel scale measures A. the loudness of sound B. the frequency of sound C. the pitch of sound D. the wavelength of sound

What is the name of alfred wegener's hypothesis about moving land masses?

An athlete is running at a constant velocity with a javelin held in his right hand. the force he is applying on thejavelin as he carries it is 5.0newtons. if he covers a distance of 10 metrs, what work has he done on the javelin?.

Which of the following describes work? A. Energy acts on an object. B. Force acts on an object. C. Force acts on an object and causes a displacement of that object. D. Friction only acts on an object and causes a displacement of that object.

What should the operator of powerboat a do if powerboat b begins to cross on the starboard (right side?

Which of the following are equal to - 40C check all that apply A. - 80oF B. 233 k C. - 40oF D. 200 k

How is mass related to inertia?

Twist-on connectors without the spring-steel coils (plastic threads only) are suitable for making branch-circuit connections. A. TrueB. False

What requires a physical medium in which to travel?

1. an arrow is fired directly horizontal off a cliff that is 15.0 meters tall with a velocity of 60.5m/s. A. how long is the arrow in the air? B. what range (Δx) of the arrow?