Year 8 Science – Exam Revision 2019 What do I need to know for the Science Exam? These are the topics we have studied this year that will be included on the exam. TOPIC TOPIC 1. Science investigations 4. Surviving 2. Rocks and minerals 3. Cells Science investigations 1. Which statement best describes scientists? a. Scientists are people who wear white coats and thick glasses. b. Scientists are people who work in laboratories. c. Scientists investigate new substances made by mixing different chemicals. d. Scientists ask ‘How, what and why?’ and use written resources and experiments to find answers. 2. A series of experiments all investigating the one topic is called: a. observation b. research c. explanation d. hypothesising. 3. A student is designing an experiment to test the quality of scones baked in an oven. Which of the following is the least logical variable for this experiment? a. the size of each scone b. the length of time the scones are in the oven c. the day of the week when the experiment is performed d. the temperature of the oven 4. Something that has the potential to put your health and safety at risk is known in the science lab as: a. a hazard b. corrosive c. chemically unsafe d. a conundrum 5. What should you wear in the lab to protect yourself when conducting experiments?
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Year 8 Science – Exam Revision 2019
What do I need to know for the Science Exam? These are the topics we have studied this year that will be included on the exam.
TOPIC TOPIC
1. Science investigations 4. Surviving
2. Rocks and minerals
3. Cells
Science investigations
1. Which statement best describes scientists?
a. Scientists are people who wear white coats and thick glasses.
b. Scientists are people who work in laboratories.
c. Scientists investigate new substances made by mixing different chemicals.
d. Scientists ask ‘How, what and why?’ and use written resources and experiments
to find answers.
2. A series of experiments all investigating the one topic is called:
a. observation
b. research
c. explanation
d. hypothesising.
3. A student is designing an experiment to test the quality of scones baked in an oven.
Which of the following is the least logical variable for this experiment?
a. the size of each scone
b. the length of time the scones are in the oven
c. the day of the week when the experiment is performed
d. the temperature of the oven
4. Something that has the potential to put your health and safety at risk is known in
the science lab as:
a. a hazard
b. corrosive
c. chemically unsafe
d. a conundrum
5. What should you wear in the lab to protect yourself when conducting experiments?
Year 8 Science – Exam Revision 2019
a. Lab coats, safety glasses, helmet
b. Lab coast, safety glasses, gloves
c. Lab coats, open toed shoes, gloves
d. Lab coats, helmet, gloves
6. A __________ is something that can affect the results of an experiment.
a. Logbook
b. Variable
c. Result
d. hypothesis
7. What is the best way to dispose of non-toxic solid materials used in an experiment?
a. Compost them in the garden
b. Wash them down the sink
c. Put them in the bin
d. Leave them for the next person to deal with
8. Scientists are required to design an experiment that can be repeated by other scientists, and to control all variables in the experiment. This is referred to as:
a. unfair testing.
b. plagiarism.
c. dependent variable.
d. fair testing.
9. What is the correct way to smell things in the laboratory?
a. Wait for you teacher to tell you it is safe, and then use your hand to waft the
smell towards your nose.
b. There is no correct way, just smell things as normal.
c. Wait for you teacher to tell you it is safe, and then put your nose inside the test
tube, flask or beaker to inhale.
d. It is never safe to smell things in the laboratory.
Year 8 Science – Exam Revision 2019
10. The independent variable in an experiment is the variable that:
a. is tested at the end.
b. is deliberately changed.
c. is tested in a separate experiment.
d. is kept the same.
11. You are conducting an experiment to determine the relationship between the starting temperature of water and the time taken for jelly to set once the crystals are added to the water. The hypothesis is IF the water were cooler THEN the jelly will set faster.