Year 7 Science Revision Crossword

1. Muscles work in "a______ pairs" to enable movement.
5. The standard unit for mass.
6. You would need this and a tape measure to determine someone's speed.
9. Consists of two or more elements or compounds not chemically combined.
10. Provides structure for an organism. Made of bones in mammals.
12. Not found in an animal cell. Contains sap.
15. (2words) Measures the volume of liquid for an experiment.
18. A material that will allow current to pass. Has a low resistance.
21. Salt dissolves in water. The salt is called the s________.
22. (2words) The amount of energy transferred per charge.
23. Salt dissolves in water. The water is called the s________.
25. Animal that eats plants and animals.
27. A group of tissues working together to perform a function.
29. Change of state. Liquid to gas.
30. Made up of two or more different atoms chemically joined together.
32. Measures potential difference in a circuit.
33. Group of similar cells working together to perform a function e.g. muscle.
38. The force that occurs between two surfaces.
39. Controls the functions of a cell.
41. Cell _____. Controls what goes in a out of a cell.
43. The force caused by gravity.
44. A low concentration. Few particles in a volume.

2. Measures current ina circuit.
3. Salt dissolves in water. This forms a salt-water _______.
4. The units of resistance.
7. An organism that eats other animals.
8. Change of state. Liquid to solid.
11. Made up of only one type of atom
13. An organism that is eaten by other animals.
14. _____ pwper. Turns red in acidic solutions, blue in alkali solutions.
16. E.g. wind or solar. An energy resource which can be used repeatedly and won't run out.
17. The units for potential difference.
18. Building block of life. Smallest unit of an organism.
19. Higher particle concentration to low particle concentration.
20. Will turn universalindicator red. Contains many H+ ions.
22. Organism that makes its own food. Bottom of the food chain (usually a plant).
24. Animal that easts only plants.
26. Energy cannot be created or destroyed only transferred. This is the c_____ of energy.
28. The unit of force.
30. The amount of charge passing a point each second in a circuit.
31. Where earobic respiration happens in a cell.
34. What you can calculate from the gradient (slope) of a distance-time graph.
35. Unit of energy used by energy companies to charge of electricity use at home.
36. No resultant force. Forces sum to zero. The forces are b______.
37. The unit for energy.
40. The energy associated with moving objects.
42. The charged particles which flows through a circuit.