Astronomers study many different kinds of objects in our Solar System. Which of the following best describes a difference between comets and asteroids?
A. Comets orbit planets, and most asteroids orbit the Sun.
B. Comets are hot balls of gas, and asteroids are made mostly of ice.
C. Comets are made mostly of ice, and asteroids are made mostly of rocks.
D. Comets orbit the Sun between Mars and Jupiter, and asteroids form patterns
in the sky.

If you let go of the notebook after lifting it, will it move? how?

Which of the following is a false statement about dispersion forces? view available hint(s) which of the following is a false statement about dispersion forces? dispersion forces are the result of fluctuations in the electron distribution within molecules or atoms. dispersion forces are present in all atoms and molecules. dispersion forces result from the formation of instantaneous dipoles in a molecule or atom. dispersion forces always have a greater magnitude in molecules with a greater molar mass. dispersion force magnitude depends on the amount of surface area available for interactions.

The charge on a charged sphere is; 1. concentrated at its center 2. distributed uniformly throughout its volume 3. clustered on its center 4. distributed uniformly over its surface