Application:

4) 1 food Calorie is equal to 4184 J.

a) Knowing this, about how many times would your runner have to go up the stairs in

order to burn off a 500-Calorie meal?

(soo)(4184)-20920o0 J

1667 timer

b) How long would it take them to burn off the meal?

Your pendulum clock which advances 1.0 s for every complete oscillation of the pendulum is running perfectly on earth at a site where the magnitude of the acceleration due to gravity is 9.80 m/s2. you send the clock to a location on the moon where the magnitude of the acceleration due to gravity is 1.65 m/s2.

Match each vocabulary term to its definition. 1. electrons neutral subatomic particles found in the nucleus of the atom 2. neutron lowest energy position of an electron in an atom 3. photon the path of an electron around the nucleus of an atom 4. ground state negatively charged, subatomic particles 5. protons packet of energy of specific size 6. element substance with only one type of atom 7. orbital positively charged, subatomic particles found in the nucleus of the atom

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.