Answer:
D- It pumps blood against a greater resistance.
Explanation:
The left and right ventricle of the heart pumps the same amount of blood for circulation. The left ventricle is thicker because it pumps blood against a greater pressure of the systemic circuit. This means it pumps blood to all parts of the body.
Answer:
Liquid Water I believe :)
Explanation:
Google
An earthquake is the sudden release of energy from the crust of the Earth, that results in a seismic wave. Using a seismograph, the interior of the Earth is mapped, finding the epicenter (origin) and magnitude (strength) of the quake.
Answer:
See explanation
Explanation:
Fossil records contain an extensive detail of the evolution of various species on earth which have been preserved in the remains of these organisms or imprints that organisms that existed long ago must have left in sedimentary rocks.
Fossil records basically tell us about the past. They tell us about the species that once existed on earth. They also tell us how long these species existed and how the were related to other species.
This information help us to work out how these organisms lived and the environment where they lived.