In science, all concepts are

a) opinions and facts.

B) beleifs that are familiar and complicated.

c) testable and observable.

D) theories that cannot be proven.

Suppose that the Sun were to collapse from its current radius of about 700,000 km to a radius of only about 6000 km (about the radius of Earth). What would you expect to happen as a result?

What is the change in temperature for the water in the calorimeter after the aluminum wire was added?

How would you best define moving charges

An elevator supported by a single cable descends a shaft at a constant speed. The only forces acting on the elevator are the tension in the cable and the gravitational force.

Calculate the energy in electron volts of X-rays that have a frequency of 3.00 * 1016 Hz. A) 120 eV B) 124 eV C) 366 eV

How do you calculate resistance with coulombs, time and J's?

Difference between specific heat capacity and latent heat?

What are artificial magnets and natural magnets? examples

What would cause the force of kinetic friction to increase? A. a decrease in the normal force B. an increase in U s C. an increase in the normal force D. a decrease in U k

All light waves move through a vacuum with a constant speed. True or False