SWYK LGC: Identifying Variables

Mr. S set 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

Tags

NGSS.MS-PS2-2

Mr. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?

• Distance traveled by the ball
• Height of the ramp
• Mass of the ball

Mr. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the controlled variable?

• Distance traveled by the ball
• Height of the ramp
• Mass of the ball

Find the IV:  You experiment to see if a bouncy ball or a tennis ball bounces higher.

• Type of ball
• Same drop height
• Height of Bounce
• Same surface

Tags

NGSS.MS-PS2-2

Find a CV:  You experiment to see if a bouncy ball or a tennis ball bounces higher.

• Type of ball
• Same drop height
• Height of Bounce

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Find the IV:  You experiment to find out if you can blow bigger bubbles when it is hot outside or when it is cold outside.

• bubble blowing technique
• Type of bubble juice
• Size of bubbles
• Temperature

Tags

NGSS.MS-LS1-5

Find the DV:  You experiment to find out if you can blow bigger bubbles when it is hot outside or when it is cold outside.

• bubble blowing technique
• Type of bubble juice
• Size of bubbles
• Temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Find a CV:  You experiment to find out if you can blow bigger bubbles when it is hot outside or when it is cold outside.

• bubble blowing technique
• Temperature
• Size of bubbles

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the independent variable?

• what we are changing or testing
• what we are observing or measuring
• what we keep the same to make the experiment fair

Tags

NGSS.MS-PS2-2

What is the dependent variable?

• what we are changing or testing
• what we are observing or measuring
• what we are keeping the same to make the experiment fair