Suppose that two objects attract each other with a gravitational force of 10 Newtons. If the distance between
the objects doubled, what would the new force of attraction
between them be? (include the magnitude and units in your
answer).

Match the atomic particles with their characteristics. 1. made of two protons and two neutrons neutron 2. similar to an electron; positive charge neutrino 3. orbits nucleus; negative charge positron 4. bundle of energy; zero charge proton 5. found in nucleus; positive charge meson 6. very unstable; +, -, or zero charge gamma 7. found in nucleus; zero charge electron 8. negative particle; negative charge beta 9. atomic energy converted to mass alpha

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical

An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point