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WorksheetsScience Skills
Total questions: 20
Worksheet time: 19mins
What is the independent variable in an experiment?
The variable that is measured
The variable that is changed or controlled
The variable that remains constant
The variable that is dependent on others
Which of the following is a dependent variable in an experiment?
The variable that is changed or controlled
The variable that is measured
The variable that remains constant
The variable that is independent
A hypothesis is formed...
Before you perform the experiment
After you record and analyze the data
After you state the conclusion
Before you state the problem
A scientist decided to test whether temperature had any effect on how quickly sugar would be dissolved in water. She cooled 500 ml of water in the refrigerator, kept 500 ml of water at room temperature, and heated 500 ml of water on a hot plate. She placed 50 ml of sugar in each sample of water and used a stopwatch to see how long it took for the sugar to dissolve.
In this experiment, what is the INDEPENDENT variable?
The amount of sugar
The time it took the sugar dissolve
The temperature of the water
The amount of water
The step of the scientific method where you test your hypothesis is ...
Research
Analyze Results
Experiment
Conclusion
You are conducting an experiment to see which brand of detergent gets your clothes cleanest, what would be your DEPENDENT variable?
How clean your clothes are
The brand of detergent
The washing machine
The stain
What science skill are you using if you are looking at different salts and noticing color and crystal size?
Observing
Communicating
Hypothesizing
Researching
Rosa conducted an experiment testing plant growth under red, yellow, and blue colored lights. Her hypothesis is, if plants are grown under different colored lights, then the plants under the red light will have the most growth.
What is the INDEPENDENT variable?
The different colored lights
The type of plant
The amount of plant growth
The amount of water given to plants
What is the DEPENDENT variable in this experiment?
The amount of plant growth
The type of liquid added to each plant
The volume of the plant container
The type of plant grown
A teacher displayed this poster of the Sun and the planets in the solar system. What was the teacher trying to model to the students?
The size relationship of the sun and planets
The type of atmosphere of the sun and planets
The composition of the sun and planets
The rotation relationship between the sun and planets
Which of the following statements best interprets the data in the pie chart?
Most water was used to flush toilets
More water was used showering than washing clothes
Leaks and Faucet made up 25.4% of water usage
Leaks were the source of the least amount of water used
Which of the following is a testable statement in the scientific method?
A theory
A hypothesis
A conclusion
An observation
The numbers on the ruler in the red box are used to measure
inches
centimeters
millimeters
minutes
Another way to write centimeters is
cm
centi
centmet
cmeter
This measurement could be written as 0.4 cm or
4 inches
4 cm
4 mm
4 m
How long is the red line?
2.2 cm
22 mm
2.7 cm
2.7 inches
How long is the red line?
4.7 mm
4.3 mm
4.7 cm
4.3 cm
This is used to protect your eyes during an experiment
scoop
funnel
bunsen burner
goggles
