What is the frequency of X-rays of 10 nm wavelength? 6 x 1016 Hz 3 x 1016 Hz 3.00 Hz 6 x 108 Hz

Mateo drew the field lines around the ends of two bar magnets but forgot to label the direction of the lines with arrows. Answer left

With an average acceleration of - 2.4 m/s2, how long will it take a cyclist to bring a bicycle with an initial speed of 13.2 m/s to a complete stop? Answer in units of s.

A light source is made to pass through a narrow slit in a window. how do you think the light rays will travel

A galaxy that was once a quasar is likely to A) have burned all its fuel by now and be dark. B) now be a dwarf irregular. C) have a black hole at its nucleus. D) still be a quasar. E) be less than 5 billion years old.

How much power does it take to lift a 4500kg elevator 25m up a shaft in 29s?

Which statements accurately describe the Doppler effect?

Describe how mass and distance affect gravitational force.

a bike can climb the inclined road at uniform speed of 72 km/hr by applying force 500N what will be the power applied by the bike?

A wave has a wave length of 2 m and a frequency of 500 Hz, what is its speed?

Can anything block a magnet's force feild?