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Physical Science Review 1
Test Description: Answer the review questions and fill our the worksheet.
Instructions: Answer all questions to get your test result.
1) A researcher hypothesizes that a new club can improve a person's golf score. Which of these would most likely be the dependent variable in a study involving this golf club?
A
the number of participants in the study
B
the ages of people who golf with other golf clubs
C
the golf scores of the participants in the study
D
the number of people who buy other kinds of golf clubs
2) A student wishes to study to effect of proper hydration of the performance of her school's track team. The dependent variable will probably be
A
the amount of water consumed by each runner
B
the number of medals awarded to the track team during the season
C
the number of hours that each runner trained before the competition
D
the amount of time it takes each runner to completed a certain event
3) A group of scientists claim that a new type of fuel will help reduce greenhouse gas emissions. To evaluate this claim you can
A
Calculate the price of producing the fuel
B
test the amount of greenhouse gases released when the fuel is burned
C
determine the efficiency of the fuel in different types of engines
D
Study the effect of a fuel spill on wetland ecosystems
4) You have gathered information about which websites your classmates visit to research science questions. What type of graph would best represent this information?
A
scatter plot
B
pie chart
C
line graph
D
bar graph
5) Water changes shape to fill the shape of its container. What is the best explanation for this?
A
It's a chemical property of water
B
It's a physical property of water
C
The molecules in water are constantly moving
D
The particles in water have low energy
6) Which of the following is a physical property of water?
A
Water has a pH of 7
B
Water is not flammable
C
Water is a liquid at room temperature
D
Water reacts with sodium
7) Which of the following would you describe as a change in state?
A
melting ice
B
burning paper
C
film being exposed to light
D
a piece of paper being cut in half
8) Which of the following would you describe as a change in state?
A
melting ice
B
film being exposed to light
C
burning paper
D
a piece of paper being cut in half
9) What is the boiling point of water?
A
212C
B
0C
C
100C
D
32C
10) Which of the following is a reversible physical change?
A
boiling water
B
chopping onions
C
bread rising in an oven
D
burning coal
*select an answer for all questions
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