IPESS Final (Fall 2022)

The independent variable is the ONE thing you _____.

• change on purpose
• control or keep constant
• measure

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect 

• independent variable
• dependent variable
• control variable

Tags

NGSS.MS-PS2-2

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. What variables should be kept constant/controlled? 

• type of plant, flower pot,  soil, and amount of sunlight
• water, apple juice, milk
• only the amount of sunlight
• type of plant only

Tags

NGSS.MS-ETS1-1

What is being changed in this experiment?

• ramp height
• the speed that the ball rolls
• type of ball

What is being measured or the result/effect of this experiment?

• ramp height
• the speed that the ball rolls
• type of ball

Tags

NGSS.MS-PS3-1

What is the process that begins a star's life?

• heavy bombardment

• supernova explosion

• combustion

• nuclear fusion

What is the driving force behind the formation of the solar system?

• nuclear fusion

• gravity

• laws of motion

• friction

Tags

NGSS.MS-ESS1-2

Which of the following describes the inner planets the best?

• they are large and gaseous

• they are large and rocky

• they are small and gaseous

• they are small and rocky

Which of the following describes the outer planets the best?

• they are small and gaseous

• they are large and rocky

• they are small and rocky

• they are large and gaseous

Where do asteroids come from?

• comets

• the sun

• the big bang

• left over rocks from the formation of the solar system