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Lab Safety
Scientific Method/Labs
Earth Science
Short Response
Vocabulary
100
You have been injured in the laboratory (cut, burn, etc.). First you should A. visit the school nurse after class. B. see a doctor after school. C. tell the science instructor at once. D. apply first aid yourself.
What is C. tell the science instructor at once.
100
In scientific experiment you can change ___ variable(s.) a. 0 b. 1 c. 2 d. 3
What is b. 1
100

Which layer is the youngest? ( reference image 2)

What is layer A

100
How can you be safe while doing a lab? (at least 3 things)
What is wear goggles, ask questions if not sure, follow the directions EXACTLY, do not eat/drink anything without permission, wear closed toe shoes, stay in your seat, if you need to get a material walk slowly, raise your hand if you have a question instead of walking up to Ms. D, work well with your group members, etc
100
________ the remains or imprint of an organism that lived long ago, preserved in rock
What is a fossil.
200
Approved eye protection devices (such as goggles) are worn in the laboratory A. to avoid eye strain. B. to improve your vision. C. only if you don’t have corrective glasses. D. any time chemicals, heat or glassware are used
What is D. any time chemicals, heat or glassware are used
200
The one variable changed that the scientific changes in an experiment is called the ______ ________. A. manipulated/independent variable B. responding/dependent variable C. controlled variable D. None of the above
What is A. manipulated/independent variable
200

Which layer is the oldest? (reference image 2)

What is layer E

200
How can scientists use fossils to help determine what happened millions of years ago?
What is they can determine what lived and did not during a specific time period. They can help scientists build a picture of the past. They can examine how organisms changed over time.
200

_______ is made up of different minerals.

What is rock.

300
Horseplay or practical jokes in the laboratory are A. always against the rules. B. okay. C. not dangerous. D. okay if you are working alone
What is A. always against the rules.
300
What type of environment can a grape float in? a. freshwater b. Salt water c. kool-aid d. Grapes cannot float
What is b. salt water
300

What is the outermost layer called? (reference image 1)

What is crust.

300
How can you identify the difference between a rock and a mineral?
What is examining the characteristics. You can examine the color. If the substance is only one color that might indicate it is a mineral. You can do a streak test to examine the powder. You can do a hardness test and compare your results to the Mohs hardness scale.
300

The ____________________ is what is being measured in an experiment.

What is the responding variable.

400
The following footwear is best in the laboratory. A. sandals B. open-toed shoes C. closed-toed shoes D. shoes appropriate for the weather
What is C. closed toe shoes.
400
How does adding salt to the water, affect the water’s density? a. the density of the water increases b. The density of the water decreases c. the density stays the same d. None of the above
What is a. the density of the water increases
400

What is the second layer called? (reference image 1)

What is mantle.

400
How can scientist use different layers of strata to determine when various organisms lived?
What is when you place the layers in the correct order you can determine when organisms lived and when they went extinct.
400

________ is a solid pure substance in crystalline form; made of elements

What is mineral.

500
In a laboratory, the following should not be worn. A. loose clothing. B. dangling jewelry. C. sandals. D. all of the above
What is D. all of the above
500
What is the order of the scientific method steps from first to last? analyze your data and draw a conclusion, do background research, report the results, test your hypothesis by doing an experiment, construct a hypothesis, ask a question
What is ask a question, do background research, construct a hypothesis, test your hypothesis by doing an experiment, analyze your data and draw a conclusion, and report the results.
500

Label the layers of the Earth from the outer layer to the very inside. (reference image 1)

What is crust, mantle, outer core, inner core

500
You and your classmate are talking about fossils. She says that a fossil is a plant or an animal. Is your classmate correct? Why or why not?
What is no, she is not correct. (OR she is partially correct) The preserved remains of plants or animals is a fossil.
500
______________ is a method used to determine the color of a mineral in powdered form.
What is streak test.