STAAR Science Review

What is the density of an object with a mass of 10 grams and a volume of 5 mL?

• 5 g/mL

• 1 g/mL

• 10 g/mL

• 2 g/mL

What is the density of an object with a mass of 2 grams and a volume of 4 mL?

• 2 g/mL

• .5 g/mL

• .2 g/mL

• 8 g/mL

Where would potential gravitational energy be the highest?

• W

• X

• Y

• Z

Tags

NGSS.MS-PS3-2

Where would kinetic energy be the highest?

• W

• X

• Y

• Z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

What is the primary function of the chloroplasts in plant cells?

• To break down sugar molecules to release energy

• To store water and nutrients

• To capture light energy and convert it into chemical energy

• To control the entry and exit of substances in and out of the cell

Tags

NGSS.MS-LS1-6

What is the process by which plants release water vapor into the air through their leaves?

• Condensation

• Transpiration

• Evaporation

• Precipitation

Which of the following best defines science?

• A collection of unchangeable facts about the natural world

• The study of the natural world through observation, identification, description, experimental investigation, and theoretical explanations

• A belief system based on assumptions about the natural world

• A method for proving theories beyond doubt

Tags

DOK Level 1: Recall

What is the term for the amount of matter in an object?

• Weight

• Density

• Mass

• Volume

Which of the following is a chemical change?

• Dissolving salt in water

• Boiling water

• Burning wood

• Melting ice

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is a common method for scientists to communicate their research findings?

• Through artistic performances

• By publishing in scientific journals

• By creating infomercials

• Through political debates

Tags

DOK Level 1: Recall