Answer:
(1) to investigate and describe the diversity of the living world; (2) to understand the effects of human activities on species, communities, and ecosystems ; and (3) to develop practical interdisciplinary approaches to protecting and restoring biological diversity.
Answer:
The correct answer is - rainwater or groundwater form carbonic acid that dissolves sections of bedrock.
Explanation:
A sinkhole is a natural hole or cave-like structure formed on the surface of the due to the chemical weathering of sections of bedrock made of carbonate rocks like limestone, dolomite, as well as salt beds or rocks.
Rainwater or groundwater comes in contact with CO2, a weak acid known as carbonic acid is formed, That can dissolves or weathers the lime stone or the carbonate rock of sections of the bedrocks and makes huge cracks or hollow out vast networks of caves.
Answer:
A gardener plants only the seeds from last year's largest vegetables
Explanation:
- The gardener plants only seeds of last year's largest vegetables because he knows that these seeds grows larger like their previous generation.
- For more profit he plants only them .
Answer:
Enveloping our planet and protecting us from the fury of the Sun is a giant bubble of magnetism called the magnetosphere. It deflects most of the solar material sweeping towards us from our star at 1 million miles per hour or more. Without the magnetosphere, the relentless action of these solar particles could strip the Earth of its protective layers, which shield us from the Sun’s ultraviolet radiation. It’s clear that this magnetic bubble was key to helping Earth develop into a habitable planet.
It is true that the water that came from your faucet could contain molecules that Neanderthals drank.
This is because there is the same amount of water today on Earth as there was when Earth was formed 4.6 billion years ago. That is to say that the water that Neanderthals used to drink millions of years ago when these early archaic humans inhabited our planet.
