Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.

• mutualism
• commensalism
• competition
• parasitism

Tags

NGSS.3-LS2-1

A relationship between two organisms in which one organism benefits and the other is unharmed...

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

When a mosquito bites you, you are the __________ and the mosquito is the  ____________.

• host, hostess
• parasite, host
• host, parasite
• prey, predator

This appliance dries clothes primarily by converting —

• electrical energy to heat and mechanical energy

• mechanical energy to heat and electrical energy

• electrical energy to heat and light

• mechanical energy to heat and vaporization

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

Which technology converts solar energy into electricity?

• Photovoltaic cells/ Solar panels
  
• Solar still
• Generator
• All of them
  

Tags

NGSS.HS-PS3-3

Why is solar energy considered renewable energy?

• It's cheaper than fossil fuels
• The sun's energy would not run out for billions of years
  
• Solar energy recharges batteries
• All of them

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS3-1

Are flammable and made from the remains of dead animals and plants

• Fossil fuels
  
• Minerals
  
• Rocks
• Biomass

Coal is a __________ energy resource.

• Renewable
• Nonrenewable

Tags

NGSS.MS-ESS3-1

_________is energy generated when moving water turns turbines.

• Wind
• Hydro
• Geothermal
• Solar

Tags

NGSS.MS-ESS2-4

What kind of environment would have had to existed in the past for an area to have coal today?

• Any environment where a large number of plants and animals died.
• A swamp with many generation of plants that died and couldn't decompose naturally.
• A sea where many plants and animals died and couldn't decompose.
• A desert environment where no living things ever existed. 

Tags

NGSS.MS-ESS3-1

NGSS.MS-LS4-1