Experimental Design Quiz

Susie thinks if people are exposed to the sun, than they are more likely to get skin cancer. Susie designs an experiment where group A is not exposed to the sun, and group B is exposed to the sun. What is the independent variable?

• Group Choice

• Skin Cancer

• Light

Lauren wants to know which location in her house is best for growing flowers. She has three flowers that are all the same. She puts one on the balcony, one by the kitchen, and one in the closet with no light. Each plant has the same size pot and soil, and Lauren gives each plant the same amount of water. What are the independent and dependent variables?

• Location and Growth

• Water and Soil

• Pot and Soil

• Location andd Water

The independent variable is what the scientist changes

• True

• False

Tags

NGSS.MS-PS2-2

The dependent variable is what the scientist is measuring

• True

• False

Tags

NGSS.MS-PS1-2

Lauren wants to know which location in her house is best for growing flowers. She has three flowers that are all the same. She puts one on the balcony, one by the kitchen, and one in a closet with no light. Each plant has the same size pot and soil, and Lauren gives each plant the same amount of water. What is the experimental group?

• Water

• Plants

• Soil

• Light

What is a hypothesis?

• A hypothesis is a type of pasta

• A hypothesis is a wrong answer to an experiment

• A hypothesis is a right answer to an experiment

• A hypothesis is an educated guess

Mr. Smith set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.

• Height of the ramp

• Mass of the ball

• Distance traveled by the ball

A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. What is the experimental group?

• The ball

• The student

• The height

• Gravity

What would the INDEPENDENT variable be in an experiment testing which types of paper airplane goes furthest?

• How hard the plane is thrown

• The distance of each plane's flight

• The paper used

• The type of paper airplane

Does the type of gasoline put in a car effect how fast the car can drive. What is the Independent variable?

• How much gas is put into each car

• Type of gas

• How fast the car can drive

• Which car the gas is put into