Scientific Method Quiz

Scientific Method Quiz

Multiple Choice

A series of steps used by scientists to solve a problem or answer a question.

• scientific method

• recipe

• data collection

Multiple Choice

Every hypothesis begins with what word?

• Does

• If

• Which

• Then

Multiple Choice

Mr. Del sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.

• distance traveled by the ball

• height of the ramp

• mass of the ball

Multiple Choice

The summary at the end of an experiment that explains the results.

• conclusion

• procedures

• materials

Multiple Choice

A student wants to test the effects of type of exercise on heart rate.  She measures her pulse while she is resting, standing, walking and running.  What is the dependent variable?

• heart rate

• type of exercise

• amount of exercise

Multiple Choice

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant is in the same type of pot and has the same amount of soil and sunlight. What is the independent variable?

• The type of plant

• The amount of sunlight

• The type of liquid the plant gets

Multiple Choice

Stephen predicted that seeds would start to grow faster if an electric current traveled through the soil in which they were planted.

This is an example of which of the following?

• Recognize a problem

• Form a hypothesis

• Perform an experiment

Multiple Choice

Students of different grades were given the same jigsaw puzzle to assemble. The time they took to assemble it was measured.

What is the independent variable?

• Different grade levels

• Same jigsaw puzzle

• The time it took to assemble the puzzle

Multiple Choice

Students of different grades were given the same jigsaw puzzle to assemble. The time they took to assemble it was measured in seconds.

What is the dependent variable?

• Different grade levels

• Same jigsaw puzzle

• The time it took to assemble the puzzle

Multiple Choice

A test is set up to test which brand of soda creates the biggest foam explosion when adding a Mentos candy.  Three different sodas were tested. They measured the height of the foam eruption.   What is the dependent variable?

• Brand of soda

• Number of mentos candies used

• Height of foam eruption

Multiple Choice

A hypothesis is a prediction or explanation that can be -

• researched

• tested by experimentation

• proven

Multiple Choice

In an experiment to determine which bug spray works best to keep mosquitoes from biting, what is the dependent variable?

• the cost of the spray

• the place where you conduct the experiment

• the number of bug bites

Multiple Choice

Identify the problem with this experiment:   A scientist thinks that flatworms swim faster if they are in salt water.  So he drops them in salt water and finds that they do swim very fast.  He concludes that salt water makes flatworms swim fast.  

• No independent variable

• Too many independent variables

• No control group

Multiple Choice

The group that does not receive treatment and is used for comparison.

• Independent

• Dependent

• Control

• Constant

Multiple Choice

The variable that a scientist changes

• Independent

• Dependent

• Control

• Constant