Sam and Jenny ride their bikes at a constant velocity of 3 miles per hour.
Explanation:
Here we see that both of them are moving at a constant velocity which means their speed is constant and they are moving in a straight line.
Zero acceleration is implied on the bikes and the net force is BALANCED.
When forces are in balance, acceleration is zero. Velocity is constant and there is no net or unbalanced force.
Answer:
A single motor neuron, however, can innervate many muscle fibers. The combination of an individual motor neuron and all of the muscle fibers that it innervates is called a motor unit. The number of fibers innervated by a motor unit is called its innervation ratio
A mixture of minerals that makes up the earths crust.
Answer:
No adaptation is more of the environment or its surrounding EX: migration,courtship partners, forging behaviors.
while learning is a change in behaviors over a lifetime.
Explanation:
(i dont remmber much from this subject im possibly wrong)
Answer:
- When disaster strikes, an ecosystem can change very quickly. When an event causes a drastic decrease in a population, it can cause a type of genetic drift called a bottleneck effect.
<h2>Hope this helps ~</h2>
