What do we mean by the orbital energy of an orbiting object (such as a planet, moon, or satellite) ?

atoms are unstable unless they have a similar number of protons and neutrons. To make the carbon atom stable, add 6 neutrons to it. What's the mass number now?

What is a wave? Use the terms wavelength and frequency in your definition.

3. Source 2 demonstrates the division in Congress into two as outlined in which document A the Bill of Rights B. the Virginia Plan C the New Jersey Plan D the Great Compromise

A car travels along the motorway at a steady 70 m. p. h. How far will it travel in half an hour?

What can be said about the force of gravity acting on an object that is floating stationary underwater and not moving up or down? A. The buoyant force equals the force of gravity, so there is no net force. B.

Air has pressure because a. the stratosphere is thick b. air has mass c. wind moves the air d. temperature warms the air

Which of the following values represents an index of refraction of an actual material

What physical characteristic is the same for a particular substance regardless of the sample size.

In the hydrologic cycle, water evaporates into the atmosphere. It then condenses and falls to the ground as precipitation. How can the water return to the atmosphere?

1. If a 25 kg car accelerates at a speed of 100m/s2,2 what will the force of the car be? Plug in the numbers: Force = mass x acceleration