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WorksheetsScience TCAP Review
Total questions: 60
Worksheet time: 38mins
1.
Which of these tools should you use to measure the volume of a fluid?
a. graduated cylinder
b. pan balance
c. computer
d. stopwatch
2.
A hand lens can be useful for studying
a. the growth of a tree.
b. the behavior of a squirrel.
c. a bird’s feather.
d. the density of a rock.
3.
Suppose you want to compare the masses of two mineral samples. Which of these tools will help
you?
a. pan balance
b. hand lens
c. thermometer
d. graduated cylinder
4.
You want to know whether adding sugar changes the temperature at which water freezes.
Which of the following tools would NOT be useful for studying this?
a. pan balance
b. thermometer
c. beaker
d. microscope
5.
Assume that any variables NOT listed in the table are controlled. Which two groups of crickets can
you use as part of a well-designed experiment?
a. groups 1 and 2
b. groups 2 and 3
c. groups 1 and 3
d. groups 2 and 4
6. Based on the data table and your answer to question 5, what is the independent variable in your
experiment?
a. number of crickets
b. amount of food
c. size of enclosure
d. temperature
7. You hypothesize that magnets will attract only materials that contain iron. Which of these
experiments can help you test this hypothesis?
a. Gather only objects made of iron and determine whether they are all attracted to a magnet.
b. Gather only objects made of metal and determine whether they are all attracted to a magnet.
c. Gather only objects that do not contain iron and determine whether they are attracted to a magnet.
d. Gather some objects made of iron and some made of other materials and determine which ones are
attracted to a magnet.
8.
Which phrase below describes data?
a. a possible explanation for an observation
b. pieces of information
c. a process designed to answer a question
d. a summary of experimental results
9. Which of the following statements about conclusions is FALSE?
a. Conclusions are based on research and data.
b. Conclusions are interpretations.
c. A valid conclusion must support the hypothesis.
d. A valid conclusion does not always support the hypothesis.
10. Your science fair project produces unexpected results, which do not support your hypothesis. When
you review your experiment, you discover that you measured a chemical incorrectly. What should you
do?
a. report the results and not worry about the mistake
b. change the results to support your hypothesis
c. repeat the experiment
d. assume that your results would have supported your hypothesis if you had not made a mistake
11. You perform an experiment in which you want the results to come out a certain way. What have
you introduced into the experiment?
a. bias
b. a conclusion
c. an effect
d. a cause
12. Which of the following is a similarity between the process of scientific investigation and the process
of technological design?
a. Both start with a hypothesis.
b. Both create a product to make life easier.
c. Both make the people who conduct them famous.
d. Both test ideas.
13. If an engineer finds a flaw or problem in a design what step should the engineer take next?
a. Modify the design to solve the problem.
b. Scrap the project and start again.
c. Get more money to support continued research.
d. Create another prototype.
14. Which of the following would be the MOST LIKELY benefit of producing a new type of plane that
uses energy from the sun to power all the lights on the plane?
a. a faster plane
b. a safer plane
c. a plane that produces less pollution
d. a plane that is more comfortable for passengers
15. Which of these is NOT a product of bioengineering?
a. an MRI machine
b. a wild strawberry plant
c. human insulin made by bacteria
d. a hearing aid
16. Which of these is a biofuel?
a. ethanol
b. gasoline
c. corn
d. insulin
17. Which sentence is TRUE?
a. Developing products through bioengineering has only benefits.
b. Developing products through bioengineering has only risks.
c. Developing products through bioengineering has both benefits and risks.
d. Developing products through bioengineering does not have benefits or risks.
18. Which type of display is useful for showing parts of a whole?
a. line graph
b. bar graph
c. diagram
d. circle graph
19. Which type of display is BEST for showing how many rainy days there were in each month of one
year?
a. line graph
b. bar graph
c. diagram
d. circle graph
20. What is the dependent variable in this graph?
a. mass in g
b. volume in L
c. volume in mL
d. the substance tested
21.
Based on the data provided, what do you predict would be the mass of 50 mL of this substance?
a. 30 g
b. 50 g
c. 400 g
d. 500 g
22. Based on the measurements shown in the diagram, what is the density of the metal?
a. 25 g/mL
b. 105 g/mL
c. 4 g/mL
d. 100 g/mL
23. You are outdoors. The sun shines brightly. A cold wind blows from the north. You shiver. Then you
zip up your coat. Which pair of words represents a cause-and- effect relationship?
a. scarf, shiver
b. wind, shiver
c. shiver, wind
d. sun, shiver
24. A hypothesis
a. sums up the results of an investigation.
b. is a scientific fact.
c. is a proposed explanation.
d. is a collection of data.
25. A prototype can be
a. a model.
b. a product in a store.
c. an idea.
d. a need.
26. Which of these is an unintended consequence of the development of the automobile?
a. faster transportation
b. increase in available energy
c. decrease in air pollution.
d. increase in air pollution.
27. Which shows the steps in the technology (engineering) design process in the correct order?
a. evaluation → solution design → Implementation → Problem identification
b. problem identification → implementation → evaluation → solution design
c. problem identification → solution design → implementation → evaluation
d. solution design → problem identification → implementation → evaluation
28. In an experiment, you change the pressure to find out how it affects the temperature at which ice
melts and turns into liquid water. What is the independent variable in your experiment?
a. temperature c. liquid water
b. ice d. pressure
a. temperature
b. ice
c. liquid water
d. pressure
29. Which of the following can be a product of bioengineering?
a. a potato that resists frost
b. a chicken coop
c. a microscope
d. a laboratory
30. Which tool would you use to examine bacteria?
a. telescope
b. microscope
c. video camera
d. hand lens
31. Scientists collect evidence by making _____.
A. hypotheses
B. inferences
C. opinions
D. observations
32. Which of the following is NOT a part of a well-designed experiment?
A. a control
B. multiple trials
C. a reproducible procedure
D. small sample size
33. A scientist is interested in comparing the Life Cycles of different types of worms. What is the scientist
most likely to do first?
A. develop a procedure
B. analyze data
C. make a conclusion
D. none of the above
34. Drew doesn’t like eating raw carrots. He decides to provide his parents with qualitative data to
support his opinion. Which of the following data is NOT qualitative?
A. carrots taste dry
B. a raw carrot is hard to chew
C. an uncut carrot is two inches too long to fit into his lunchbox
D. carrots take a long time to peel
35. Robert wants to find out how long it takes his baby sister to fall asleep. Variables that should be
constant (remain the same) throughout his experiment include:
A. time of day
B. noise levels
C. both A and B
D. none of the above
36. Mari wonders which of her friends can run the fastest. She decides that a race, starting at the maple
tree and ending at the oak tree, will answer her question. Which variable(s) is she planning to control?
A. time
B. distance
C. both A and B
D. none of the above
37. Joanne isn’t sure how much sugar to add to her powdered drink mix. She decides to test how much sugar will make her drink too sweet. Which of the following could NOT be a hypothesis for her
experiment?
A. If lemon is added, then it will make the drink less sweet.
B. If more than 2 spoonfuls of sugar is added, then it will be too sweet.
C. If no additional sugar is added, then it will not taste sweet.
D. If sugar is added to the drink, then it will always make it taste better.
Directions: Look at the picture below to answer numbers 38-41.
38. There are four individuals in the drawing. ____
A. Observation
B. Inference
Directions: Look at the picture below to answer numbers 38-41.
39. It is Halloween. ____
A. Observation
B. Inference
Directions: Look at the picture below to answer numbers 38-41.
40. A bag in the picture says Trick or Treat ____
A. Observation
B. Inference
Directions: Look at the picture below to answer numbers 38-41.
41. 3 boys and 1 girls are in the picture ____
A. Observation
B. Inference
Questions 14-19 refer to the following experiment:
Sean is thinking about using seawater to water his plants. Sean places 10 spider plants near a
window for 20 days. Each day, he waters five plants with 10 mL of seawater and five plants with
10 mL of fresh water. He measures their heights before and after the 20 days.
42. Which of the following could be a prediction/hypothesis for Sean’s experiment?
A. plants need water to grow
B. plants need sunlight to grow
C. salt water affects the growth of plants
D. different types of plants are affected by salt water differently
Questions 14-19 refer to the following experiment:
Sean is thinking about using seawater to water his plants. Sean places 10 spider plants near a
window for 20 days. Each day, he waters five plants with 10 mL of seawater and five plants with
10 mL of fresh water. He measures their heights before and after the 20 days.
43. How could Sean have increased his sample size?
A. by increasing the number of plants
B. by increasing the amount of water
C. by increasing the number of days
D. by increasing the amount of salt in the water
Questions 14-19 refer to the following experiment:
Sean is thinking about using seawater to water his plants. Sean places 10 spider plants near a
window for 20 days. Each day, he waters five plants with 10 mL of seawater and five plants with
10 mL of fresh water. He measures their heights before and after the 20 days.
44. Which of the following variables did Sean keep constant?
A. daily amount of sunlight
B. daily amount of water
C. both A and B
D. none of the above
45. Shown above is a table of Sean’s results.
Based on these results, which of the following could Sean conclude?
A. salt water does not affect the growth of spider plants
B. spider plants need water to grow
C. spider plants need to be near a window
D. spider plants grow better with fresh water than salt water
46. By measuring the height of the plants, Sean collected:
A. quantitative data
B. qualitative data
C. unreliable data
D. control data
47. Which of the following statements about Sean’s experiment is TRUE?
A. his experiment included a control
B. his experiment did not include a control
C. the results of his experiment apply to all plants
D. the results of his experiment cannot be used to make a conclusion
48. According to the Traditional Scientific Method, which of the following steps is completed after you
have identified a problem or question you want to answer?
A.analyzing data
B. forming a conclusion
C. forming a hypothesis
D. doing an experiment
49. Your doctor asks your parents if you can participate in a clinical trial of a new asthma medicine. If
your parent/guardian agrees, you could receive _______________ during the clinical trial? (Select the
BEST answer to fill in the blank).
A. the medicine
B. a placebo
C. either A or B
D. neither A nor B
50. A teacher wanted to conduct an experiment on the affect that weather has on student behavior.
What is the dependent variable?
A. Student behavior
B. Weather
C. The teacher
D. None of the above
51. Testing medicines on people involves both benefits and risks. In Science, a risk that you accept in
order to gain a benefit is known as:
A. a consequence
B. evidence
C. a trade-off
D. a conclusion
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