What is an object's change in position, or displacement, and the change in time over which that displacement occurred used to calculate?

a. average velocity

b. inertia

c. average force

d. force of gravity

Which statement is true about the speed of light waves in a medium? Depends on the temperature of the light wave Decreases with a decrease in density of medium Decreases with an increase in density of medium Depends on the angle at which the wave

A spacecraft is traveling in interplanetary space at a constant velocity. What is the estimated distance traveled by the spacecraft in 9.50 seconds? A) 2.30*10^2 B) 2.42*10^2 C) 2.51*10^2 D) 3.02*10^2

A wool cloth becomes positively charged as it A) loses electrons B) gains protons C) loses protons D) gains electrons

An atom has 29 protons, 29 electrons, and 35 neutrons. What is the mass number of the atom? A) 64 B) 35 C) 29 D) 93

What happens to the temperature of the remaining liquid when some if the liquid evaporates? A. Increases B. decreases C. Does not change D. The change cannot be determine

What is electricity

What happens to the density as one progresses through the layers of the earth from the lithosphere toward the inner core

What is tiny holes on the surface of a plant?

How is aperture measured? What do the measurements mean?

The mass of the Sun is 1.99 * 1030 kg. Jupiter is 7.79 * 108 km away from the Sun and has a mass of 1.90 * 1027 kg. The gravitational force between the Sun and Jupiter to three significant figures is * 1023 N.