This post has a selection of videos that cover how that variation comes about, and the results of such variation - natural selection.
Friday 7 August 2020
Variation
In populations of any species, we observe variation - differences between individuals. Variation can be due to genetic inheritance, the environment, or a combination of both. Variation helps a species survive a change to its environment - individuals may (sadly) die, but enough members of the population/species should survive and breed.
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Newton's Second Law of Motion
NEWTON'S SECOND LAW OF MOTION - F=m.a When forces are unbalanced , an object will change direction or speed (accelerate). This is propor...
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NEWTON'S SECOND LAW OF MOTION - F=m.a When forces are unbalanced , an object will change direction or speed (accelerate). This is propor... -
NEWTON'S FIRST LAW - Balanced/Unbalanced Forces 1, BALANCED FORCES An object's motion will stay the same ( stopped or constant spe...
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The simplest of our graphs of motion are the distance-time (d-t) graphs: From these graphs, we are expected to do the following: Describe t...
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