What were the four pieces of evidence Alfred Wegener found to support his hypothesis about pangea?

Why are meteorites of primitive material considered more important than other meteorites? Why have most of them been found in Antarctica?

Because of barriers and obstructions, you can see only a tiny fraction of a standing wave on a string. You do not know, for instance, how long the string is.

How does Newton's third law of motion apply to a dog catching a frisbee

Convert from standard form to scientific notation: 0.00000013 A) 1.3 x 10-7 B) 13 x 108 C) 1.3 x 107 D) 13 x 10-8

Direct contact with an electrical current can seriously injure or kill you. True False

If it has enough kinetic energy, a moleculeat the surface of the Earth can escape the Earth's gravitation. The acceleration of gravity is 9.8 m/s2, and the Boltzmanns' constant is 1.38066*10-23 J/K.

True or False. Alcohol is toxic to most fruit flies, but fruit flies that metabolize alcohol quickly survive alcohol exposure better than normal metabolizers.

Aerobic exercise is exercise where oxygen is not present. Question options: True False

The force between a pair of. 005 charges is 750 N. What is the distance between them?

A perpetual motion machine can never be built because it is not possible to eliminate A) Momentum B) Inertia C) Elasticity D) Friction