What is the average amount of time wind machines operate

On the electromagnetic spectrum, microwaves are located between infrared waves and radio waves. Which is true for microwaves? A) They have a higher frequency than visible light. B) They have a shorter wavelength than ultraviolet rays.

If a magnetic field is weak how would the magnetic force affected?

What is your hypothesis on how increasing the mass on the cart would affect the maximum velocity?

Annabelle is taking the Polar Express ALL the way to the North Pole! The Polar Express is 100 meters long and it takes 30 seconds to cross Santa's 400m ice bridge. What speed is the train going at? (30,45,60,80km/h)

To get information into its carrier wave, every radio station has to amplify the carrier wave.

A certain part of a computer chip has a length of 1.5 micrometers. How many meters is this?

A spring-loaded pellet gun is designed to fi re 3.00-g projectiles horizontally at a speed of 45.0 m/s. (a) If the spring is compressed to its maximum design difference of 8.00 cm, what spring constant is required?

Acceleration of 10 kg object if a force of 3n is acting on it

When the boy crashes his bumper car into the girl's bumper car, the momentum from his car is transferred to hers. What evidence from the text supports this statement?

The pattern of repeating properties of elements revealed in the periodic table is known as the (Blank)