Two atoms that are isotopes of each other must have the same number of what?

A. neutrons

B. all particles

C. protons

D. atomic mass

Static electricity is the study of?

Rock at the top of a 20 m tall hill the rock has a mass of 10 kg how much potential energy does it have

At what time of year is the intensity of solar radiation striking each of earth's hemispheres weakest?

List all possible locations, situations gravity is absent

Okay i was trying to see if yall know this okay a wave is a repeating disturbance of movement that transfers ... blank

What is the tense In sailed

Acceleration is a vector quantity. O O A. True B. False

What will happen to the brightness of a string of bulbs hooked up in series when you increase the number of bulbs in the string? A. Each light in the string will get brighter. B. Each light in the string will get dimmer. C.

What are the two factors that influence the composition of beach material

Which of the following indicates that a ChemicL change has taken place? (A) a change from liquid to a gas (B) an increase in the volume of a substance (C) a change in the color of a substance (D) a change from a solid to a liquid A precipitate is a