Natural Selection
the long and sharp beak of a woodpecker is an example of what
natural selection
defined the laws of motion and gravity
Isaac Newton
stored energy
potential energy
the sun and the 8 planets that revolve around it
solar system
what is another word for artificial selection
selective breeding
an object to start moving, stop moving or change direction
unbalanced force
energy of all the particles in a substance
thermal energy
shadow
mutations are a change in what?
DNA
the speed of an object in a particular direction
velocity
the energy of electric charges
electrical energy
the imaginary line earth spins on
axis
what kind of organisms are most likely to survive?
the best adapted
the combination of all forces acting on an object
net force
kinetic or potential energy associated with the motion or position of an object
mechanical energy
earth spins on its axis causing day and night in a 24 hour time period
rotation
where do adaptions come from?
a mutated gene.
the rate at which velocity changes over time
acceleration
potential energy stored in chemical bonds of molecules
chemical energy
the path an object takes in space
orbit