A small diameter lead ball and a large diameter rubber ball are dropped from a tower. The balls hit the ground at the same time. What conclusion can be drawn about the force of gravity?

The theory of biological evolution is generally accepted by the modern scientific community as true: True or False?

Whats quantum physics?

Which of the following measurements involve a direction? (select all that apply) A. acceleration B. speed C. Time D. Displacement

Prior to the Industrial Era, pre-1780, known causes of climate change included ALL BUT A) volcanic eruptions. B) changes in Earth's orbit. C) combustion of fossil fuels. D) changes in the sun's intensity.

Two spheres are 1.02 km apart. one of the spheres has a mass of 57.0 kg, and the force of attraction between the spheres is 1.79 x 10-14 n. calculate the mass of the other sphere.

Why did dad leave mom?

Sal drew the electron dot diagram of an aluminum atom as shown. How should Sal correct his diagram? He should add five more dots so that the atom obeys the octet rule. He should add ten more dots so that all thirteen electrons are shown.

What uses electricity

How do the elements in the Noble Gas family compare?

The magnetic field strength within a long solenoid isb=4.0t t, where t is time in seconds. if the radius of thesolenoid is1.0 cm, what is the magnitude of the non-coulomb force that acts on a6.0 c charge a distance6.