A simple machine that might be thought of as an inclined plane that moves is a

a. lever.

b. wheel and axle.

c. wedge.

d. pulley.

Upon which moon does mars exert a stronger gravitational force

The brightest stars in aging globular clusters will be

Which of the following could be evidence that an organism's growth is influenced by the organism's genes? (Hint: Identical twins have identical genes. Non-identical twins have about half the same genes.

Which of the following four circuit diagrams best represents the experiment described in this problem?

An insect sit's on the edge of a spinning record that has aradius of. 15m. The insect's speed is about. 5m/s when record isturning at 33 1/3 rpm. What is the insect's acceleration?

A scientific hypothesis can be disproved with

The life cycle of stars may be boiled down into a tug of war, lasting billions of years, between two basic forces. In your own words, describe these forces, and identify which of the two eventually "wins" the battle.

One of the goals of psychology is to predict future behavior or mental processes. Which of the following scenarios best illustrates this goal?

When a chemical reaction occurs, A.) reactants interact to form products with different chemical and physical properties B.) reactants interact to form products with different numbers of atoms C.

7. A type of non-renewable energy would be: O wind O petroleum O water solar