If the Ma is less than 1, what does it mean? If is greater than 1?

What is the measure of speed in a certain direction

An object is dropped from a tower, 400400 ft above the ground. the object's height above ground x seconds after the fall is s (x) equals=400400minus-16xsquared2.

How far will an object move in 7 s if its average speed during that time is 40 m/s? answer in units of m?

A wave is approaching a barrier that has a small hole at the center. Which describes the change in the wave as it encounters the barrier? A. The wave will slow down B. The wave will bend or defract C.

What is the weight on earth of a girl with a mass of 23kg?

What are the equations for acceleration and net force?

Which is a diatomic molecule? A. Ar B. CO C. CO2 D. NaCl

A sample of N-type silicon is at the room temperature. When an electric field with a strength of 1000V / cm is applied to the sample, the hole velocity is measured and found to be 2 * 105 cm/sec. a.

Which of the following is a vector quantity? A. 83 ounces of liquid B. 55 km/hr in a truck C. 15 seconds of travel D. 10 m/s down

Which of the following best describes the ultraviolet catastrophe of blackbody radiation? A. As energy is added to an object acting as a blackbody radiator, its emissions move to the ultraviolet part of the electromagnetic spectrum. B.