Which of the following could be units of speed? A. m B. m/s C. m north D. degrees north

Which of the following is a mixture? A. steel B. water C. oxygen D. gold

If your front lawn is 17.0 feet wide and 20.0 feet long, and each square foot of lawn accumulates 1050 new snow flakes every minute, how much snow in kilograms accumulates on your lawn per hour? assume an average snow flake has a mass of 1.90mg.

How often is carbon dioxide cycled through the atmosphere

Which of the following criteria cause Pluto to be demoted to a dwarf planet? A. Doesn't orbit around the sun. B. Is not spherical. C. Has too small of a diameter. D. Doesn't dominant (compose most of he mass of) it's orbit

The person in the middle weighs 500 n, and the tension on the rope is 400 n. what is the weight of the scaffolding?

Your body is presently converting chemical potential energy from food into thermal energy at a rate of about 100 J/s, or 100 W. If heat were flowing out of you at a rate of about 200 W, would your body temperature go up or down?

Which energy depends the arbitrarily assigned zero level

What is a transverse wave

Object moving at a constant velocity will always have a

Who would most likely agree that a child learns certain behaviors from observing other people?