1) Muscles work _______ to help the bones move. a) individually b) in pairs 2) The bones move when the muscles contract and __________. a) relax b) stretch 3) solid to liquid a) solidification b) melting 4) liquid to solid a) melting b) solidication 5) What is this? a) electricity b) simple circuit  6) What happens to the lamp's brightness if you add a second battery? a) shine dimly b) shine brightly 7) A plastic spoon is a good electrical __________. a) insulator b) conductor 8) A plastic spoon is a poor electrical __________.  a) insulator b) conductor 9) Why does the Sun appear to move during the day?  a) The sun appears to move because the Earth revolves around the Sun.  b) The sun appears to move because the Earth rotates on its axis. 10) Which word describes the corn in the food chain?  a) prey b) producer 11) Which word describes the owl in the food chain? a) prey b) predator 12) Which of the following is an omnivore? a) b) 13) Which of the following is a herbivore? a) b) 14) Which of the following is a carnivore? a) b) 15) Which word describes the animals with backbones? a) vertebrates b) invertebrates 16) Change state is a type of process. What type of process is this? a) Chemical Change b) Physical Change 17) Change state is a type of process. What type of process is this?  a) Chemical Change b) Physical Change 18) Volcanoes are found at cracks in the Earth's __________.  a) mantle b) crust 19) watching TV a) electrical to movement energy b) electrical to sound energy 20) making a fire a) movement to heat energy b) electrical to sound energy 21) listening to music a) electrical to sound energy b) electrical to heat energy

FINAL 2 PRACTICE TEST

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