Force & energy

Crossword

Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.

1      2                      
                        
  3                        
    4                      
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  6                  7        
              8     9         
    10              11          
                        
  12            13         14       
           15               
                        
         16                 
     17             18          
                        
           19     20            
                        
           21       22          
        23       24             
                        
           25               

Across:

1. the rate of change of speed
4. energy sources that will not run out
6. weight varies with --------
7. the meter is the unit of ------
10. the degree is the unit of -----------
11. atmospheric pressure varies with ------
12. if a solid does not sink in a liquid, it is called ---------
14. the second is the unit of ----
15. the brakes in a car use the force of --------
16. the mass of a certain volume of a substance
17. the newton is the unit of -----
19. weight is the force of this
22. air has mass and occupies -----
23. product of the length and width
24. primary source of all energy
25. distance travelled in a certain time

Down:

2. reduces friction
3. units in which energy is measured
5. mass in kilograms X10
8. speed in a given direction
9. unit of weight
13. force on a certain area
16. pressure in a liquid increases with -----
18. the units of power
20. the total space occupied by a body
21. kilogram is the unit of ----