If a shark is swimming with a force of 80n against a current of 20n, what is its net force
60n
What cycles involve the biosphere
Nitrogen cycle, oxygen cycle, carbon cycle
This measures the amount of water moving through a river at a given time
What is stream flow
The ability to resist force
What is inertia
How many spheres are there
4
These cause ice ages, it takes roughly 100k years for all of these cycles to complete
What are M cycles
What measures the amount of sediment in a river
What is transparnecy
An object in motion stays in motion, an object at rest stays at rest unless acted on by an equal and opposite force
What is Newton’s first law
What sphere is ice part of
The cryosphere which is part of the hydrosphere, hydrosphere is also correct
How far are we through the m cycles
About halfway
what happens if the nitrate levels get to high
The algae goes crazy, then bacteria eats the algae, removing oxygen from the river, creating a dead zone.
Every action has an equal and opposite reaction
What is Newton’s third law
What sphere is a potato part of
The biosphere
What is global warming
The warming of the globe caused by excess CO2 emmisions.
What is the unit used to measure transparency
Centimeters
The acceleration of an object is dependent on the force applied to it, f=m*a
What is Newton’s second law
What sphere is a zombie part of
...?