Only oppositely charged objects can attract each other. True False

2. For the following questions, use a periodic table and your atomic calculations to find the unknown information about each isotope: You have a Helium Isotope with 2 neutrons. How many electrons are there? 0 2 4 6

As the average kinetic energy of the particles in a gas increases, which of the following occurs?

I need a diagram for how a scrap heap magnet works

A pendulum bob is made of a ball filled with water. What would happen to the frequency of vibration of this pendulum if a hole in the ball allowed water to slowly leak out? (Treat the pendulum as a simple pendulum).

When was the first ozone hole discovered

PV = nRT, is the a. equation of state of an ideal gas b. theorem of equipartition of energy c. second law of thermodynamics

Which conducting electricity has the most harmful effects?

Which is the farthest known planet from the sun? a. Jupiter b. Saturn c. Uranus d. Neptune

Laser light of wavelength 470 nm shines on a pair of slits at normal incidence, producing a pattern of maxima on a large screen 92.0 cm away from the slits. The second order maximum is observed to be 31.7 cm away from the central maximum. a.

What does the slope of a line of best fit represent