When a planet orbits the Sun, the force of gravity pulls the planet
A. inward.
B. outward.
C. forward.
D. backward.

Which describe reflection? check all that apply. light bounces off a boundary.

What is the scientific definition of energy that relates to work

Asynthetic fiber used in manufacturing carpet has tensile strength that is normally distributed with mean 75.5 psi and standard deviation 3.5 psi. how is the standard deviation of the sample mean changed when the sample size is increased from n equals 8 to n equals 47