If a wave had a wavelength of 9 meters and a period of. 006 what is the velocity of the wave

A scientist is using a telescope to detect light waves to determine the difference between two objects what is a likely pair of objects scientist could be studying? A. two oranges growing on the same tree B. Two cells in a fish's scale C.

A star has a spectrum shift exhibiting a red shift. What can you conclude about the distance from earth to that star

What is mechanical energy? A energy of moving electrons B vibrations of particles of matter C energy that moves things D vibrations that move tiny bones in the ear

The most powerful tugboats in the world are built in Finland. Theseboats exert a force with a magnitude of 2.85 * 10^6N. Suppose one ofthese tugboats is trying to slow a huge barge that has a mass of 2.0 * 10^7kg and is moving with a speed of 3.

On Earth, a brick has a mass of 10 kg and a weight of 5 lbs. What predictions could we make about the mass and weight of the brick on the Moon, where there is less gravity?

What is the force of attraction between two masses 5kg and 8kg at a distance of 60cm apart. (A) 4.5*10-9N (B) 5.6*10-9N (C) 7.4*10-9N (D) 8.0*10-9N (E) 10.5*10-9N

A 1100 kg car pushes a 1800 kg truck that has a dead battery. When the driver steps on the accelerator, the drive wheels of the car push against the ground with a force of 4500 N.

The model that describes a Sun-centered solar system is called theA. laws of motion. B. geocentric model. C. heliocentric model. D. general theory of relativity.

A truck on a straight road starts from rest, accelerating at 2.00 m/s2 until it reaches a speed of 20.0 m/s. Then the truck travels for 20.0 s at constant speed until the brakes are applied, stopping the truck in a uniform manner in an additional 5.

which of the following best describes the amount of natural resources found here in the united states. coal is the only natural resources found in abundance in the US. Natural resources here are lacking and must all be imported to the us.