Why does salt dissolve in water use the words mixture and solution and dissolve

The electric force between two charged objects is influenced by

A brass plug is to be placed in a ring made of iron. At 20 C, the diameter of the plug is 8.723 cm and that of the inside of the ring is 8.710 cm.

Sponge bob noticed his favorite pants were not as clean as they used to be. His friend sandy told him that he should try using clean-O detergent, a new laundry soap she found at sail-mart.

The mantle in the Earth continually heats up and cools down using convection currents. a. True b. False

An exploding plastic egg is sitting at rest on a lab table when it explodes into two pieces. One piece goes left at 6.0 m/a, call it m1, and the other piece goes right at 9 m/s, call it m2. If m1 has a mass of 110 g, what is the mass of m2?

Describe the possible long term impact of a catastrophic event

Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A. conduction B. radiation C. convection Your lap feels warms because your laptop computer has been sitting on top it. This is an example of: A.

What is the resistance of a 1500 w (120 v) hair dryer? b. what is the current in the hair dryer when it is used?

What two things change when an object is in motion

Calculate the energy equivalent in joules of the mass of a proton. [Show all work, including the equation and substitution with units.]