What are the "three R's" that lessen human impact on the land?

Which three elements have strong magnetic properties? A. iron, cobalt, and nickel B. lithium, sodium, and potassium C. neon, argon, and krypton D. boron, carbon, and silicon

Which is heavier, the earth or the moon

Why would a orange roll off your cafeteria tray if you stopped suddenly

Briefly describe the assumptions of kinetic theory as applied to gases

If you have one pencil and that pencil shoots lasers out of its mouth then an dog comes and tells you the future and that you shouldn't vote for Bush again and then the dog ate the pencil and exploded and the alien comes and takes you away to his

What is a sedimentary rock consisting of material that was precipitated from water

The path of a beam of light from the sun to your eye when you are wearing sunglasses

The element that is most abundant in earth is

What is true about coal as an energy source

A car is moving with a speed of 22 m/s. The driver then brakes, and the car comes to a halt after 6.5 s. What is the distance covered by the car after the driver brakes, until it comes to a stop? A) 36 m B) 72 m C) 140 m D) 210 m