Answer:
Gills
Explanation:
Sharks are fishes and thus have gills through which they absorb oxygen from the water.
On the other hand, Whales being mammals use lungs to breathe. They can’t directly obtain oxygen from water.
Nests, small organisms such as lizards, snakes, small birds, rock formations, skeletons of small animals.
This is the era of recent life that began about 66 million years ago and continues today. It includes the first appearance and Homo sapiens about 400,000 years ago. <span />
Answer:
There are 40 electrons and protons and 50 neutrons
Explanation:
The best answer to the question above would be letter c. Coal and natural gas are examples of nonrenewable resources. These resources are those that cannot be used again and again and can run out if supply runs out. Coal and natural gas are used for generating electricity.
