How many neutrons does boron have?

G a person of mass 100 kg is riding an elevator which was initially moving up with a velocity of 3 m/s. over a distance of 4 m the elevator slows down to 1 m/s. find the "apparent" mass of the person during that time (as the elevator slows down).

What is the critical angle - easy definition

Ocean Currents: List two ways currents affect life on earth.

an asteroid whose mass is 2.0 x 10^-4 times the mass of earth revolves in a circular orbit around the sun at a distance that is twice the earth's distance from the sun calculate the period of revolution of the asteroid in years

State the law of conservation of energy in your own words

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.