If an electron vibrates up and down 1000 times each second, it generates an electromagnetic wave having a

An instrument that can detect the presence of an electric charge is an

What is the equation to find the Average speed

What is the answer for this in scientific notation (6.77 x 10³) + (5.85 x 10³) = ?

How much work is accplished when a force of 250 n pushes a box accross the floor for a distance of 50 meters

A spring has a spring constant of 100 N/m, and the mass hanging from is is 0.71 kg. What is the period of the spring's motion? answers are in metres per second: A) 1 B) 0.031 C) 0.44 D) 0.53

A chemical bond formed when Adams share three pairs of electrons is A. an ionic bond B. a single bond C. a double bond D. a Triple bond

A 1100 kg car rounds a circular turn of radius 24.6 m. Of the road is flat and the coefficient of static friction between the tires and the road is 0.59, how fast can the car go without skidding

What is the momentum of a 15 kg tire rolling down a hill at 3 m/s? 5 kg • m/s 18 kg • m/s 45 kg • m/s 60 kg • m/s

Which of Newton's laws, when combined algebraically with his law of universal gravitation, can be used to calculate Earth's mass? A) first B) second C) third

Why does a balloon filled with helium rise while a balloon filled with an equal volume of average atmospheric air does not? A. Helium has no mass, but air does. B. Helium increases the balloon's mass more than air. C.