physics
biology
space and earth
chemistry
100

what does the term stationary mean

when the object stays in the same position and doesn't move.

100

what is the proper word for a living thing

organism 

100

how long does it take for the moon to complete one orbit

29.5 days

100

what is a concentration

a concentration is the amount of solute dissolved in an amount of a solution

200

what is the unit for measuring forces

newtons (N)

200

what dose abiotic mean

non-living

200

how many rotations of the moon are there in a full orbit

8 rotations

200

what happens when something dissolves

when something dissolves it is when a solid that is mixed with a liquid to form a solution

300

what force pulls you down 

Gravity

300

what dose biotic mean

living

300

what happens at the equator 

the equator always experiences an equak amount of day and night

300

what is a solution

a solution is a mixture of two substances mixed together

400

what is friction

friction is when two object rub together and create heat

400

What is the difference between a food web and a food chain

food chains show the order of consumption in an ecosystem and food webs are networks of interconnected food chains that shows all the feeding relationships withing an ecosystem 

400

how long is a lunar cycle

a lunar cycle is 29.5 days long

400

what is a colliod

a colliod is a mixture of particles that do not separate on their own

500

what is buoyancy

buoyancy is an upward force provided by a fluid

500

what is commensalism 

commensalism is a symbiosis that has positive consciences for one organism, and the other is left unaffected

500

what is an umbra

the umbra is a shadow consisting of the inner reign which no part of the sun is visible  

500

what is an emulsion

an emulsion is a mixture where liquid droplets are suspended in another liquid

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