What is formed when the number of electrons does not equal the number of protons. a). Atom b). Isotope c). Ion

How can you model electromagnetic wave behavior?

Adolescents require fewer hours of physical activity than adults.

How could you convert the length of an ant from centimeters to kilometers. How long is an ant in kilometers?

Do atoms have mass?

Suppose your bathroom scale reads your mass as 60 kg, with a 4% uncertainty. what is the uncertainty in your mass in kilograms?

According to Newton's Law of Universal Gravitation, which of the following would cause the attractive force between a planet and the Sun to be doubled? A. Doubling the mass of the planet B. Quadrupling the distance from the sun C.

Hannah has information about an object in circular orbit around Earth. mEarth = 6.0 * 1024 kg G = 6.67 * 10-11 What additional information does Hannah need in order to calculate the tangential speed of the orbiting object?

All objects are attracted to each other by the force of

Samantha wants to study circus performance when she gets to college. She has mastered many physical skills already, but she keeps falling short on her jumps.

Is this Conduction, Convection, or Radiation: The top floor of a building is the warmest.