Which one of the following is NOT a simple machine?

A. Wheel and axle.

B. Inclined Plane.

C. Lever.

D. Bicycle

Why are metals good conductors of electric current? Choose one of the followingDo they possess high concentrations of protonsDo they possess low concentrations of protonsDo they possess high concentrations of free electronsDo they possess low

What generates the heat necessary for convection in the earth?

A circuit contains three light bulbs in parallel. After observation, a fourth light bulb is added, also in parallel. How does the intensity of the four light bulb circuit compare with the intensity of the three light bulb circuit?

A rose has a phenotype ratio of 3:1 where red roses are dominant over white roses. Out of a total of 4 roses, how many of the roses are red? 1 2 3 4

In 1600, Dr. William Gilbert coined the term "electrica," a word that gave rise to our word electricity. What does this term "electrica" describe?

Why does a curve on a distance-time graph indicate acceleration? an increasing amount of time passes for each unit of distance a decreasing amount of time indicates a decreasing number of distance units an increasing distance is traveled during each

What would happen if you dropped two balls of different masses but equal shape and volume from a building?

A bag of sports equipment has a mass of 10.0 kilograms and a weight of

Why can't cells get any glucose directly from the small intestine?

Oxygen makes up the largest part of living cells at 65%. What is the percentage of the second-most abundant element in living cells?