G6 Science Review (3.18)

A student observes that a plant near a window grows taller and has greener leaves than a plant in a dark closet. She claims sunlight is needed for healthy growth. What should she include as "Reasoning"?

• Personal thoughts on gardening

• The height measurements of both plants

• Scientific principles explaining how sunlight helps plants make food

• Her hypothesis that more water might help growth

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

NGSS.MS-LS2-1

In a healthy stream ecosystem, which of the following water quality indicators is usually low?

• Dissolved oxygen

• Temperature

• pH

• Pollution levels

Which of these organisms would be considered a producer in a stream ecosystem?

• A. Algae growing on rocks

• B. Tadpoles swimming in the water

• C. Crayfish hiding under rocks

• D. Small fish feeding on insects

Tags

NGSS.MS-LS2-3

Which tool is best for measuring the volume of water accurately in a science lab?

• Thermometer

• Triple-beam balance

• Ruler

• Graduated cylinder

Global warming is primarily caused by an increase in which gas in Earth’s atmosphere?

• Nitrogen

• Oxygen

• Carbon dioxide

• Helium

Tags

NGSS.MS-ESS3-5

What happens when you bring the north pole of one magnet near the north pole of another magnet?

• They attract

• They repel

• They cancel each other’s magnetism

• They have no effect

Tags

NGSS.3-PS2-3

Light waves travel from air into water. They slow down and change direction. This phenomenon is called

• reflection

• refraction

Tags

NGSS.MS-PS4-2

Which property of water helps moderate Earth’s climate by absorbing large amounts of heat?

• Low boiling point

• Low density in liquid form

• High specific heat capacity

• High electrical conductivity

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Air pressure is generally lowest in which type of weather system?

• Clear and calm

• High-pressure

• Low-pressure stormy conditions

• Cold front with no clouds

Tags

NGSS.MS-ESS2-5

Global warming is primarily caused by an increase in which gas in Earth’s atmosphere?

• Nitrogen

• Oxygen

• Carbon dioxide

• Helium

Tags

NGSS.MS-ESS3-5