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A scientists hypothesizes that plants will grow faster when given fertilizer. What is the control group in this experiment.
tomato plant that grows in soil without fertilizer
types of light
repeat the experiment
graduated cylinder
graph
You could get a chemical burn.
accurate
distance and time
What is the potential danger of spilling a chemical on your hand?
tomato plant that grows in soil without fertilizer
types of light
repeat the experiment
graduated cylinder
graph
You could get a chemical burn.
accurate
distance and time
A scientists conducts an experiment and concludes that the water in the pond is acidic. What should his next steps be?
tomato plant that grows in soil without fertilizer
types of light
repeat the experiment
graduated cylinder
graph
You could get a chemical burn.
accurate
distance and time
What would a researcher use to show comparisons between variables?
tomato plant that grows in soil without fertilizer
types of light
repeat the experiment
graduated cylinder
graph
You could get a chemical burn.
accurate
distance and time
What data would a student need to collect to determine the speed of a car?
tomato plant that grows in soil without fertilizer
types of light
repeat the experiment
graduated cylinder
graph
You could get a chemical burn.
accurate
distance and time
If the true value of a substance is 100, and we have 99.7 as our answer, then our answer is....
tomato plant that grows in soil without fertilizer
types of light
repeat the experiment
graduated cylinder
graph
You could get a chemical burn.
accurate
distance and time
You are testing a group of tomato plants to find out if light effects plant growth. What is the independent variable in this experiment?
tomato plant that grows in soil without fertilizer
types of light
repeat the experiment
graduated cylinder
graph
You could get a chemical burn.
accurate
distance and time
Which of the following lab equipment would you use to find the volume of a marble?
tomato plant that grows in soil without fertilizer
types of light
repeat the experiment
graduated cylinder
graph
You could get a chemical burn.
accurate
distance and time
Check it!