8th Grade Science EOG Part 4

If a substance is composed of one type of atom that is arranged in one particular way, how is this substance best classified

• element

• compound

• mixture

• gas

Tags

NGSS.MS-PS1-1

Which is a problem with using wind turbines to produce energy?

• Wind turbines are efficient only in certain areas.
•  Wind turbines occupy a small area of land.
• Wind turbines produce a large amount of energy.
•  Wind turbines create a large amount of pollution.

Tags

NGSS.MS-ETS1-1

A recreational lake experiences eutrophication because of excess nutrients.
Based on this information, how would the recreational lake
most likely appear?

• clear and blue
• oily and greasy
• murky and full of algae
• orange and rust-colored

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which contributes most in supporting life on the deep ocean floor?

• cold water temperatures
• extreme water pressure
• hydrothermal vents
• lack of predators

Tags

NGSS.MS-LS2-3

The number of protons in the atoms of a particular element that is unique only to that element.

• Atomic Mas
• Atomic Number
  
• Proton Number
• Mole 

Which is the most common contamination source for freshwater resources? 

• runoff 
• digging wells
• melting of glaciers
• lightning

Tags

NGSS.MS-ESS3-3

Benthos are organisms that live

• on the surface of water.
• throughout the water column.
• on the ocean floor.
• in shallow water.

Tags

NGSS.MS-LS2-4

Which example BEST represents an interconnection between an aquatic food web and a terrestrial food web?

• Fish eat insects that land on the surface of a pond.
• Snakes eat bird eggs.
• Bats eat mosquitos.
• Mountain lions catch and eat deer.

Tags

NGSS.MS-LS2-2

Where is the majority of Earth's freshwater located?

• clouds
• Pacific Ocean
• polar ice caps
• rivers

Tags

NGSS.MS-ESS2-4

Which layer is oldest?

• A
• W
• G
• Z

Tags

NGSS.MS-ESS1-4