Semester Exam Review 4

A hypothesis is-

• an educated guess

• a proven statement
• a conclusive statement
• a definite answer to a possible problem

Tags

NGSS.HS-PS1-2

The variable that is measured in the experiment is-

• the dependent variable
• the independent variable
• the control variable
• the hypothetical variable

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

Mr. S. 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
• weight of the ball

Tags

NGSS.MS-PS2-2

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 _____.

• Diameter of the ball
• Force acting on the ball
• Height that the ball bounces
• Height from which the ball is dropped

Tags

NGSS.MS-PS3-5

This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. 

• experimental group
• control group
• data
• variables

Which of these contains steps in the right order?

• Ask a question, state your hypothesis, research, experiment, analyze data, make a conclusion

• State your hypothesis, ask a question, research, experiment, analyze data, make a conclusion

• Ask a question, research, state your hypothesis, experiment, analyze data, make a conclusion

• State your hypothesis, ask a question, research, make a conclusion, experiment, analyze data

Tags

NGSS.MS-LS1-1

NGSS.MS-PS1-2

Which variable is plotted on the x-axis?

• Independent

• Dependent

• Constants

• Hypothesis

What is the dependent variable on the graph?

• Birthday Month

• Number of Students

• Not enough information to answer

Which type of graph would you create if you have data over a period of time?

• Bar Graph

• Histogram

• Line Graph

• Scatter Plot