The principle of magnification depends upon the relative area of light admitted into the eyepiece.

True

False

Butter is an example for liquid in solid or solid in liquid

How does wavelength and frequency affect the speed?

Which of the following circuits will stop producing light if one bulb burns out? * Circuit 1 - two light bulbs one battery Circuit 2 - three light bulbs 1 battery Circuit 3 - two light bulbs one battery Circuit 4 - three light bulbs 1 battery

An airplane takes 4 hours to travel a distance of 3600 miles with the wind. The return trip takes 5 hours against the wind. Find the speed of the plane in still air and the speed of the wind.

Starting from rest, a car accelerates at a rate of 4.2 m/s2 for a time of 5 seconds, What is its velocity at the end of this time?

What percent of my Iodine-131 sample will be left after 7 half-lives?

A 58.0 kg snow skier is on the top of 351 m high hill. After she has gone down a vertical distance of 142 m, what is her mechanical energy? Explain your answer (CER) !

A sphere has a mass of 2.10kg and travels along a horizontal plane at the velocity of 12.2m/s. Find the energy

What is the force required to accelerate a baseball with a mass of 0.145 kilograms and an acceleration of 35.00 meters/second squared?

A 4.00 kg stone is dropped from a height of 145 m. What is the stone's potential and kinetic energy respectively when it is 50.0 m from the ground?