2024 SLO Review

Doug tested to see if his pea plants produced more pods given distilled, carbon, sparkling water. Identify the independent variable in this investigation.

• types of water

• number of pea pods

• type of plants

• air temperature

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which has the hypothesis written correctly?

• If sparkling water is the cleanest, then more pods will be produced in the pea plants.

• I think sparkling water will be the best to use?

• Which water is the best for pea plants?

• Maybe sparkling water will produce the most pea pods.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

If you are conducting an experiment to see if the type of fertilizer affects plant growth, what would the dependent variable be?

• The type of fertilizer.

• The color of the plants.

• The growth of the plants.

• The amount of water given to the plants.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

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. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what are the controlled variables?

• Type of plant, amount of music, and sunlight
• Water, apple juice, milk
• Plant growth

Tags

NGSS.MS-ETS1-1

If a glass container were to break during a lab, you should:

• using your foot, sweep the broken glass under the lab table

• clean it up yourself and place in trash bin

• inform the teacher, so he or she can clean it up

• pick up the broken glass and lay on a paper towel on the lab table

When bonds break and the atoms rearrange to form a new substance, this has occurred:

• oxidation

• physical change

• chemical reaction

• energy transformation

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

In the molecule H₂0, the number 2 represents the:

• subscript

• coefficient

• atomic mass

• atomic temperature

In the molecule 4NO₃ the number 4 represents the:

• subscript

• atomic mass

• atomic volume

• coefficient

In the molecule 5H₂0, how many Hydrogen (H) atoms are present?

• 2

• 5

• 10

• 7

Tags

NGSS.MS-PS1-1

In the molecule H₂0₄, how many Oxygen (O) atoms are there?

• 4

• 6

• 8

• 1

Tags

NGSS.MS-PS1-1