1. Physical Science Review Mimio Vote

2. Question 1 Which of the following is the best testable question for a science experiment? – A. What type of soda do students prefer? – B. Does temperature affect the rate of plant growth? – C. How long does it take to get to the moon? – D. How do rockets work?

3. Question 2 Shawn wanted to find out how the number of coils on a electromagnet affected its strength. He used the data shown below to conclude that 10 coils creates the strongest magnet. What can he do to increase the reliability of his experiment? A. Complete two more trials B. Use a different wire C. Use larger paper clips D. Use a stronger battery Number of coils 51015 Number of paperclips attracted 153

4. Question 3 Based on the chart, what is a valid conclusion? A. Objects that are more dense float? B. Objects that are cubes sink C. Objects that are less dense than water sink D. Objects that are less dense than water float ObjectFloat or SinkDensity compared to water Steel cubeSinkMore Oak CubeFloatLess Acrylic CubeFloatLess

5. Question 4 Donna is observing a candle to learn about different forms of energy. What forms of energy come from the flame of a candle? A. Electrical and solar B. Light and sound C. Light and thermal D. Thermal and solar

6. Question 5 Which of the following is a valid conclusion based on the information in the chart above? A. All solids are magnetic B. All conductors of electricity are also magnetic C. While most metals conduct electricity, not all metals are magnetic D. Copper is a magnetic solid ItemConductor?State of matter Magnetic? IronYesSolidYes AluminumYesSolidNo RubberNoSolidNo

7. Question 6 Mario stirs 5 grams of salt into a beaker containing 100 ml of water for 90 seconds. Then he stirs 30 grams of salt into a beaker containing 100 ml of water for 90 seconds. Then he leaved the beakers on a windowsill for seven days observing the changes. What question Mario most likely testing? A. Does the amount of water affect how long it takes for water to dissolve B. Does the salt dissolve in water? C. How long does it take for the water to evaporate? D. Does the amount of salt in saltwater affect how long it takes for the water to evaporate?

8. Question 7 1 23 Which object has the greatest mass? A. Cylinder 1 B. Cylinder 2 C. Cylinder 3 D. They all have the same mass 10 g 25 g 50 g

9. Question 8 1 23 Which object has the least volume? A. Cylinder 1 B. Cylinder 2 C. Cylinder 3 D. They all have the same mass 10 g 25 g 50 g

10. Question 9 Which material would best fit in the place of the question mark? A. Aluminum Foil B. Paper C. Polyester Fabric D. Crayon Light bulb light upLight bulb does not light up Steel wireRubber band Paper clipCotton ball Copper wireTooth pick ?Plastic block

11. Question 10 Which of the following BEST describes the change in salt grains as they dissolve in water? A. the grains change their chemicals until they become water B. The grains get higher in temperature C. The grains get smaller in size until they can no longer be seen D. The grains are washed clean

12. Question 11 Which of the following explains why orange juice is a liquid not a solid? A. it has a bright color B. It takes the shape of it’s container C. you can not weigh it D. It has molecules that are tightly packed in

13. Question 12 Some students were studying mixtures and put oil and water together. They observed the oil floating on the top. Which of the following does this experiment demonstrate? A. the oil completely mixed in with the water B. The oil maintained it’s physical properties C. The oil caused the water to be more dense D. The oil melts in the water

14. Question 13 Which answer below should replace letter X in the table? A. property B. Color C. Solid D. Water LiquidXGas WaterChalkSteam MilkYOxygen LemonadeCanCarbon dioxide WPaperZ

15. Question 14 Which answer below should replace letter y in the table? A. cheese B. density C. energy D. juice LiquidXGas WaterChalkSteam MilkYOxygen LemonadeCanCarbon dioxide WPaperZ

16. Question 15 Melissa’s teacher gave each lab group 4 liquids. Their job was to identify the liquids. Melissa’s group decided to boil the liquids. The results are below: Which sample is water? A. Sample 1 B. Sample 2 C. Sample 3 D. Sample 4 Sample number 1234 Boiling point 8994100106

17. Question 16 If an item floats which property does it have? A. High density B. Conductivity C. Buoyancy D. Luster

18. Question 17 An iron nail, aluminum pie pan, rubber band and foam cup are in a box. Which classification fits all four items? A. solid B. Poor heat conductors C. Strong magnetic attraction D. Good electrical conductors

19. Question 18 A snack of seeds, peanuts, raisins and pecans is an example of a… A. Mixture B. Solution C. Food change D. Physical change

20. Question 19 When a liquid reaches it’s boiling point it begins to.. A. Melt B. Freeze C. Condense D. Evaporate

21. Question 19 Light bouncing off a mirror is.. A. circuit B. vibration C. refraction D. reflection

22. Question 20 Connecting a battery and wires to a light bulb produces energy. Which of these is NOT produced by this connection? A. Light energy B. Heat Energy C. Solar Energy D. Electrical Energy

23. Question 21 A lens…. A. Reflects Light B. Refracts Light C. Scatters Light D. Absorbs Light

24. Question 22 What happens to light bulbs in a series circuit if one goes out? A. They all go out B. They stay lit C. They all burst D. The circuit is destroyed into pieces

25. Question 23 What causes sound? A. Heat B. Vibrations C. Magnetism D. Electrical Energy

26. Question 24 What is the most likely reason for a student to conduct an investigation? A. To build a model B. To make a graph C. To use a computer D. To answer a question

27. Question 25 The bending of light as it passes through an object is called… A. prism B. reflection C. bouncing D. refraction