Which of the following can you calculate when you know the values for work and time?

A.) power B.) mass C.) distance D.) force

What are the tiny particles that make up elements called?

While painting the top of an antenna 275 m in height, a worker accidentally lets a 1.00 L water bottle fall from his lunchbox. The bottle lands in some bushes at ground level and does not break.

Which statement best describes how atoms differ from molecules? OA. An atom can be broken down into smaller particles of matter. OB. An atom cannot form chemical bonds with other atoms of the same element. OC.

G the density of an object equals its mass divided by its volume. the mass of earth is 6 * 1024 kg and its radius is 4 * 103 miles. the mass of the sun is 2 * 1033 g and its radius is 7 * 105 km.

A force acts on a 5kg object at rest. How fast will the object accelerate on a frictionless surface? A.) 4 m/s^2 B.) 15 m/s^2 C.) 25 m/s^2 D.) 100 m/s^2

Three balls are kicked from the ground level at some angles above horizontal with different initial speeds. All three balls reached in their paths the samemaximum height.

A solar eclipse will occur Group of answer choices 1. at every full Moon. during every new Moon. 2. at full Moon only when the Moon is on the ecliptic. 3. at new Moon only when the Moon is on the ecliptic.

What happens when energy in the molecules of an ice cube when it begins to melt

ll of mass m is thrown vertically upward with an initial speed of v0. It experiences a force of air resistance given by F = - kv, where k is a positive constant. The positive direction for all vector quantities is upward.

When combing your hair, you scuff electrons from your hair onto the comb. is your hair then positively or negatively charged? how about the comb?