1. Which part of an atom has a negative electric charge? A. Protons B. Electrons C. Neutrons D. Both protons and neutrons

Which set of terms best decribes what affect kinetic energy and potential energy respectively

Why do electrical devices have resistance

How do you label distance, speed, acceleration, momentum, and mass?

What is the orbital radius of venus if venus has an average orbital period of 0.615 years

Which of the following is an example of chemical weathering? water breaking rocks plant roots splitting rocks acid dissolving limestone wind breaking down rock

A cheetah can run at 30 m/s, but only for about 12s. How far will it run in that time

A car is traveling 80 km/h if the car's speed remains constant how far will it have traveled in 3 hours a. 3km b. 26.7km c. 80 km d. 240 km

True or False? Gases such as water vapor condense when they are * heated*.

If a chromosome on unfolds itself how is transcription enhanced

Two friends, barbara and neil, are out rollerblading. with respect to the ground, barbara is skating due south at a speed of 5.9 m/s. neil is in front of her. with respect to the ground, neil is skating due west at a speed of 1.4 m/s.