Design

Maya designed an experiment to answer the following question: How does the amount of water given to a lima bean seed affect how tall it grows? Multiple answer!!!! Which things does Maya need to keep the same in her experiment?

• the amount of water each plant gets

• the amount of soil

• the type of plant

• the amount of sunlight each plant gets

Tags

NGSS.3-5-ETS1-1

How does the temperature of water affect the time it takes for a sugar cube to dissolve? What tool should Anthony use to measure how much time it takes for the sugar to dissolve?

• ruler

• stopwatch

• triple beam balance

• thermometer

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

How does the temperature of water affect the time it takes for a sugar cube to dissolve? Which factor should Anthony CHANGE in his experiment with the sugar cubes?

• the amount of water he uses

• the size of the sugar cubes

• the temperature of the water

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Anthony designed an experiment to answer the following question: How does the temperature of water affect the time it takes for a sugar cube to dissolve?

Multiple answers!!! Which things should Anthony keep the same in his experiment?

• the amount of water

• the size of the sugar cubes

• the temperature of the water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Xavier’s team designed an experiment to answer the following question. How does the surface of a ramp affect how far a toy car rolls? Which factor should Xavier change in the experiment?

• the kind of car

• the height of the ramp

• the surface of the ramp

Tags

NGSS.3-5-ETS1-3

NGSS.3-PS2-1

NGSS.3-PS2-2

Xavier’s team designed an experiment to answer the following question. How does the surface of a ramp affect how far a toy car rolls? Which factor should Xavier keep the same in the experiment?

• the kind of car

• the height of the ramp

• the surface of the ramp

Tags

NGSS.3-PS2-1

NGSS.3-PS2-2

Maya designed an experiment to answer the following question: How does the amount of water given to a lima bean seed affect how tall it grows? Which tool will Maya use when she is collecting her data on the height of the lima bean plants?

• thermometer

• stopwatch

• beaker

• ruler

Which of the following is a key principle in the design of scientific experiments?

• Randomization

• Bias

• Subjectivity

• Inaccuracy

In the design of a controlled experiment, what is the purpose of a control group?

• To introduce new variables

• To serve as a standard for comparison

• To ensure bias

• To increase complexity

What is the primary goal of designing a scientific model?

• To create an exact replica of reality

• To simplify and explain complex phenomena

• To confuse the observer

• To replace experiments

Tags

NGSS.MS-LS2-3

NGSS.MS-PS1-1

NGSS.MS-PS3-2