Science TAKS Review

1. Science TAKS Review Created by: E. Anzaldua Edited by:Ms. Horejsi

2. Which of the following would be most useful for magnifying objects during a field investigation? F a pan balance G a microscope H a hand lens J a thermometer

3. All of the following statements have to do with safety when using electrical appliances EXCEPT -- F Wear mitts to protect your hands G Keep cords out of the way H don’t place or use electrical objects in water I Pull on the plug, not the cord

4. Which of the following tools would be most useful in recording the different types of wildflowers that grow in a certain area? F sound recorder G hand lens H camera J collecting net

5. A student is pouring water into two glass jars. He drops one of the jars and it breaks, spilling water on the counter. The water begins to drip to the floor. What is the next action the student should take? A put on gloves to avoid getting cut B look for the recycling container for glass C look for towels to wipe up the spill D tell the teacher about the accident

6. Sugar and water are poured into a container and mixed together. Which method would be the fastest way to separate the sugar from the water-sugar solution? F place a stick in the solution so that sugar particles cling to it G burn up the solution H put a magnet into the solution I pour the solution through a fabric filter

7. A student dissolves salt in water. Which best describes what happens to the water? A it disappears into the salt B it changes its taste C it evaporates D it changes its color

8. Which of the following objects would be attracted to a magnet? F paper bag G rubber ball H copper penny J iron nail

9. Matter can change its form. What happens when water freezes? A liquid becomes a gas B gas becomes a liquid C liquid becomes a solid D solid becomes a liquid

10. An ice cream bar is left out in the sun. All of the following are likely to happen to the ice cream EXCEPT -- A melt B lose its shape C become a liquid D become a gas

11. Which of the following is an example of an object changing from a liquid to a gas? F a glass dish breaks G a tire loses air H a pot of soup boils J a piece of plastic catches on fire

12. A student dissolves 50 grams of salt in 1 liter of water. The water is heated until it boils. After the water evaporates, how much salt will be left? A 0 grams B 25 grams C 50 grams D 60 grams

13. What does a student learn when she measures the mass of her soccer ball? A how fast it is moving B how much heat it is giving off C how much matter it contains D how much space it takes up

14. Iron filings are a black powder. When iron filings are mixed with sand, they create a grayish powder. Once the ingredients have been mixed together, what would be the best way to separate the ingredients of this mixture? F put the mixture in water and stir it G use a magnet to separate the iron filings H pour the mixture through a filter J bring the mixture to a boil

15. Jasmine made four cups of water. She added a different material in each cup and stirred it. Which of the following will dissolve in the cup? F salad oil G sugar H sand I iron filings

16. Which of these is the best conductor of heat? A a rubber glove B a plastic spoon C a copper pot D a wooden handle

17. In an experiment, sugar and iron filings are mixed together. What would be the fastest way to separate the iron filings from the sugar? F stir the mixture in water pour the wet mixture through a filter G pour the mixture on a piece of paper use a pin to separate the filings H put the mixture in a beaker heat the beaker over a hot plate J stir the mixture in water boil the mixture

18. Vocabulary

19. A plant eating animal- A decomposer B herbivore C habitat D vertebrate

20. An animal without a backbone - F biome G invertebrate H producer J vertebrate

21. Hunts animals to eat A herbivore B omnivore C scavenger D carnivore

22. Something an animal or plant learns to do in order to survive- F niche G learned trait H producer J adaptation

23. When a seed sprouts and begins to grow - A consumer B habitat C germination D metamorphosis

24. Living and nonliving things and how they depend on each other A adaptation B ecosystem C biome D habitat

25. Light that bounces back A refraction B reflection C mirror D solar energy

26. Matter that has no shape or form; cannot be seen F liquid G solid H gas J force

27. Allows energy such as electricity to flow through it easily A circuit B conductor C friction D insulator

28. Energy from movement F kinetic energy G solar energy H thermal energy J geothermal

29. The push or pull of an object A friction B density C circuit D force

30. Two or more items that when mixed together can be separated F matter G mixture H solution J solid

31. How water travels from land, turns into a gas, and falls to the earth A condensation B evaporation C revolution D water cycle

32. The outer shell of the earth F axis G core H crust J mantle

33. A resource not made by man, was already on the earth A nonrenewable resource B inexhaustible resource C renewable resource D natural resource

34. No more of this resource will be made for millions of years F natural resource G renewable resource H nonrenewable resource J inexhaustible resource

35. When water or wind remove soil, rocks, etc… F weathering G deposition H gibbous J erosion

36. The imaginary stick on which the earth rotates A core B crust C mantle D axis

37. When less than half of the moon’s visible surface is lit F gibbous G new moon H full moon J crescent

38. The earth’s movement around the sun (every 365 days) A revolution B deposition C gibbous D erosion

39. The process of a gas cooling to a liquid (sometimes forming clouds) F evaporation G weathering H precipitation J condensations

40. Pieces of debris that have stopped moving after being carried F deposition G weathering H erosion J precipitation

41. Able to float in liquids A insulator B geothermal C buoyancy D friction

42. matter that takes the shape of the container it is in A solid B liquid C gas D insulator

43. Matter that has a set shape and form F solid G liquid H gas J insulator

44. Good Luck on TAKS!