Metrics and the Scientific Method

What is the basic unit for length in the metric system?

• grams
• meters
• liters
• celsius

What is the basic unit of mass in the metric system?

• grams
• meters
• celsius
• liters

What is the basic unit of temperature in the metric system?

• Celsius
• Fahrenheit

What is the smallest from the list below?

• meter
• millimeter
• centimeter
• kilometer

Billy predicts that more sunlight will cause the plant to grow more.  Billy has just stated a

• problem
• hypothesis
• conclusion

Billy wants to test the effects of sunlight on plant growth.  What is the dependent variable?

• plant growth
• sunlight

the independent variable is the variable that ________________

• stays the same
• depends on the dependent variable
• changes

Data in an experiment is collected an recorded on a

• data table
• graph
• chalk board

What is a control variable?

• a variable that depends on the independent variable
• a variable that keeps the experiment fair (stays the same)
• A variable that is measured

What is a control group?

• a comparison group
• the group in the experiment that changes