What is the name given to the large land mass which all of the continents once belonged to?

A) Waterworld

B) Colossus

C) Frondwandaland

D) Pangea

Why do you think a pregnant woman needs more energy from food than a woman who is not pregnant?

A 7 kg sled is initially at rest on a horizontal road. the sled is pulled a distance of 2.9 m by a force of 42 n applied to the sled at an angle of 30o to the horizontal. find the change in the kinetic energy of the sled.

Polar latitudes have a solar radiation deficit. True False

Chapter 11, reorganization, permits debtors to A. keep their homes. B. receive an immediate discharge of debts. C. stay in business. D. re-obtain a previously repossessed car.

Which of the following is true of friction? A friction makes motion possible on Earth. B. friction has mass and can be held. C. friction is always equal to velocity

What 2 events increase power output

Which statement is true for particles of the medium of an earthquake P-wave?

If 128 g of material is in the shape of a brick 2 cm wide, 4 cm high, and 8 cm long, what is the density of the material?

A source emits monochromatic light of wavelength 495 nm in air. when the light passes through a liquid, its wavelength reduces to 434 nm what is the liquid's index of refraction? a. 1.14 b. 1.49 c. 2.03 d. 1.26 e. 1.33

A ping pong ball with a dent in it can be put into a pan of boiling water. After a short amount of time, the dent will pop out. Determine the best reason for this occurrence. A) The ping pong ball plastic heats up and expands.