Scientific Variables - Closing Activity

Scientists are people who:

• study the natural world and conduct experiments

• write only fiction books

• work only in offices

• create laws for the government

Tags

NGSS.MS-LS1-1

Maria wants to test if different types of music affect how fast her hamster runs on its wheel.

What is the independent variable?

• The hamster

• Different types of music

• How fast the hamster runs

• The wheel

Maria wants to test if different types of music affect how fast her hamster runs on its wheel.

What is the dependent variable?

• The hamster

• Different types of music

• How fast the hamster runs

• The wheel

Maria wants to test if different types of music affect how fast her hamster runs on its wheel.

Which would be a constant variable?

• Different types of music

• How fast the hamster runs

• Using the same hamster

• Playing different songs

Jake tests whether different brands of batteries last longer in his flashlight.

What is the independent variable?

• The flashlight

• How long the battery lasts

• Different brands of batteries

• The brightness of the light

Jake tests whether different brands of batteries last longer in his flashlight.

What is the dependent variable?

• The flashlight

• How long the battery lasts

• Different brands of batteries

• The brightness of the light

Jake tests whether different brands of batteries last longer in his flashlight.

Which would be a constant variable?

• Different brands of batteries

• How long the battery lasts

• Using different flashlights

• Using the same flashlight

Sarah wants to know if plants grow taller with different amounts of fertilizer.

What is the independent variable?

• a) How tall the plants grow

• b) Different amounts of fertilizer

• c) The type of plant

• d) The size of the pot

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Sarah wants to know if plants grow taller with different amounts of fertilizer.

What is the dependent variable?

• a) How tall the plants grow

• b) Different amounts of fertilizer

• c) The type of plant

• d) The size of the pot

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Sarah wants to know if plants grow taller with different amounts of fertilizer.

Which would be a constant variable?

• Different amounts of fertilizer

• How tall the plants grow

• Using different types of plants

• Using the same type of plant