Think of it like this. Horses do a LOT of galloping, which is hard on the feet! Hooves are a physical ADAPTATION, so that the horses won't experience pain on their journeys. They're hard, so that the horses don't feel the ground nearly as much. Now, mountain goats travel over rough terrain, with sharp rocks and steep inclines. Again, it's really easy for them to get hurt strutting around the mountains, so they evolved hard hooves to protect their feet.
Answer:
a nucleus of Deuterium (2H)
Explanation:
formed from two protons with the emission of an antielectron and a neutrino. In the basic Hydrogen fusion cycle, four Hydrogen nuclei (protons) come together to make a Helium nucleus.
Answer:
What force is represented by vector A? C) normal force
If the hockey puck is moving to the right, what will happen when it is hit with a significant force by the hockey stick? normal force
B: the puck will move off in a different direction
Explanation:
If this is the question:
What force is represented by vector A
A: friction
B: gravity
C: normal force
D:push
If the hockey puck is moving to the right, what will happen when it is hit with a significant force by the hockey stick?
A: the pick will continue moving to the right
B: the puck will move off in a different direction
C: the puck will come to a complete stop
Answer:
the answer is d
Explanation:
Individual oxygen atoms are formed when UV rays strike oxygen molecules.