Work and Energy Complete the crossword puzzle below
Created using the Crossword Maker on The Teachers Corner set
Across
Down
3. total amount of potential and kinetic 1. energy cannot be created or destroyed it
energy
can only change forms
4. energy from a moving object
2. energy stored in an object
6. the energy stored within chemical bonds 5. the unit for work - Nxd
8. energy stored in an object like a spring or 7. energy of heat
rubber band
9. anything that falls has gravitational
potential energy
10. the rate at which work is done
11. occurs when a force make an object
move in the same direction as the force

Aspring has a natural length of 8 m. if a 12-n force is required to keep it stretched to a length of 10 m, how much work w is required to stretch it from 8 m to 16 m? (round your answer to two decimal places.)

What effects result when there is an impact between earth and an asteroid? check all that apply. a.massive flooding. b.extinction of many life forms.c.major earthquakes change in average global temperature.d. giant dust cloud

Click the game tab at the bottom of the simulation and select level 1. (there is no seesaw balance for this part of the activity.) balance the first equation, and click check to see if you got it right. if you can’t balance it in the first try, you can try again. work through the five equations for level 1. click continue to go on to level 2, and later level 3. each level is more difficult than the one before. keep trying until all the equations are balanced. in one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.