Scientific Method Review

Front

The DEPENDENT variable...

Back

is affected by the independent variables.

Front

A student wants to test the effects of type of exercise on heart rate. What is the dependent variable?

Back

heart rate

Front

Mr. G. uses a new spray cleaner to remove green slime left by students on the lab tables. Identify the dependent variable.

Back

the effect of the cleaners

Front

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____?

Back

Height that the ball bounces

Front

Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?

Back

Distance traveled by the ball

Front

Research Question: Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable?

Back

Type of gasoline

Front

When setting up an experiment, how many independent variables should the scientist change at one time?

Back

one

Front

A CONSTANT or CONTROLLED variable...

Back

doesn't change during an experiment

Front

TRUE OR FALSE?
A Hypothesis usually contains the words "if...then...because"

Back

true

Front

Which of the following is a HYPOTHESIS? Options: The XBox controller is black, My XBox controller is not working, IF I change the battery in the controller, THEN it will work again

Back

IF I change the battery in the controller, THEN it will work again