How can a vector have a component value equal to zero and also have a non zero magnitude

A 3,600 kg sphere is located at a distance of 5.2 m from a 1,200 kg sphere. what is the gravitational force between the two spheres?

In a class debate, a student argues that the big bang theory is "just a theory." What is most likely to be this student's understanding of scientific theories? A. Theories agree with observations of nature. B. Theories are just guesses. C.

What would 0.010229 be if rounded to four sig figs

Using data from seismic waves, geologists have learned that Earth's interior is made up of several a. continents. b. layers. c. ridges. d. trenches.

What is the wavelength of an earthquake wave if it has a speed of 7 km/s and a frequency of 3 Hz?

Which of the following statements about degeneracy pressure is not true? a) Black holes form when gravity overcomes neutron degeneracy pressure. b) Degeneracy pressure arises from a quantum mechanical effect that we don't notice in our daily lives.

A bar magnet and a second object are hung from metal rods. The diagram below shows what happens when both objects are released.

Which measurement below has three significant figures? A. 12,300 lbs B. 12.02 m C. 0.2004 g D. 0.018 km

When you stand by the side of a pool someone swimming underwater appears to be in a different location than she really is the effect is called what

A 905 kg test car travels around a 3.25 km circular track. If the magnitude of the centripetal force is 2140 N, what is the car's speed?