Some refrigerators use propane as their energy source. What kind of energy do these refrigerators utilize?

A. Solar

B. Electricity

C. Natural gas

D. Petroleum

What problems do you think might arise if the chromosomes did not align during metaphase?

An object with a mass of 8.9kg has a force of 92.0 Newtons applied to it. What is the resulting acceleration of the object? Enter Answer Here

A bullet is fired at an angle of 60 degrees with an initial velocity of 200.0 m/s. How long is the bullet in the air? What is the maximum height reached by the bullet?

What is the difference between a pulmonary artery and the pulmonary vein?

Micha ran 2 miles north in 20 minutes. She then turned back and ran 1 mile in 15 minutes. To cool down, she walked the rest of the way home. It took her 20 minutes.

19 Which gas is the most abundant greenhouse gas? A. ozone B. chlorofluorocarbon C. carbon dioxide OD. methane E. water vapor Reset Next

The plates of a parallel-plate capacitor are maintained with a constant voltage by a battery as they are pushed together, without touching. How is the amount of charge on the plates affected during this process? a.

Which of the following creates a longitudinal wave? A. striking a gong B. turning on a flashlight C. shaking a rope up and down D. dropping a stone into a pond

What can you do to reduce the electric uses within your home?

The impulse experienced by a body is equivalent to the body's change in A) velocity B) kinetic energy C) momentum D) force