An interaction between two abiotic factors would be what?

• A bear catching a salmon

• Lightning strikes a tree

• The sun warms the ground

• A bee landing on a flower

Which resource is a non-renewable and non-recyclable resource?

• IRON

• GASOLINE

• BEEF CATTLE

• RAINFORESTS

The two abiotic factors used to classify earth's Terrestrial Biomes.

• Plant and animal species present

• Trophic levels and average temperature.

• Average yearly precipitation and temperature

• Length of growing season and amount of rainfall.

Tags

NGSS.MS-ESS2-6

The Law of Conservation of matter tells us that the total number of atoms does not change in a chemical reaction and thus mass is conserved. Select ALL of the reactions that obey the Law of Conservation of Matter.

• 
• 
• 
• 
• 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Beth's mother uses cloth bags to carry her groceries home from the grocery store. How does using cloth bags instead of paper bags help the environment?

• There is more trash.

• More trees are cut down.

• Fewer trees are cut down.

• More Paper bags are made.

Tags

NGSS.MS-ESS3-4

A class is studying electricity and how it is produced in the united States. The students made a table to share information about energy sources.

Which statement is MOST likely with a population increase?

• The amount of natural gas used will decrease, and the percentage will likely increase.

• The amount of coal used for energy will increase, and the percentage will likely remain the same.

• The amount of solar energy available will decrease, and the percentage will likely decrease as well.

• The amount of wind energy used will increase as more wind turbines are constructed in densely populated areas.

Tags

NGSS.MS-ESS3-4

The by-products of cellular respiration include.

• Energy and Oxygen

• Glucose and Oxygen

• Carbon Dioxide and Water

• Glucose and Carbon Dioxide

Tags

NGSS.MS-LS2-3

Base on the illustration , explain what happens to most of the mass gained by the plant cell through photosynthesis?

• The mass is returned to the soil.

• The reactants of the photosynthesis are used as the reactants of respiration

• The products of photosynthesis are shuttled back into the photosynthesis reaction as reactants.

• The mass produced by the photosynthesis reaction is used by the plant to fuel respiration and is turned into carbon dioxide, water, and energy.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Iron combines with oxygen to form rust. Given the chemical reaction, how many grams of rust would be produced if 3 grams of reactants were consumed?

• 0 grams

• 1 grams

• 3 grams

• 7 grams

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The Eastern gray squirrel, Sciurus carolinensis, is found in many forest throughout the eastern United States. A biologist studying squirrel populations is convinced that the number of squirrels living in a given area is related to the number of squirrel and the number of acorn producing oak trees in several different forest to see if the data support his idea. Which scientific term BEST describes this biologist's that squirrel populations and acorns are related?

• Data

• Experiment

• Hypothesis

• Model

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4