The <span>movement </span>of the leg muscles as the leg is bowed and fixed in frogs is brought about by the rectus or frontal thigh muscles. When they get, the leg rectifies and cause a withdrawal in the biceps. This then causes a draw of the leg back towards the body.
Answer:
Sound travels as waves of energy, but, unlike light, the waves transmit energy by ... You can think of it like a tiny air explosion that travels outward around the thing ... If you drop a marble into a bucket of water, you will be able to see the ripples ... it sounds funny because the water is carrying the sound wave instead of air.
Explanation:
Answer:
Index fossil that is also known as indicator fossil is used to determine the age of the layers of the rocks. It says that the new layer of sedimentary rocks lie over the old layer.
The deeper we go, the older the rocks we will find. Index fossil of animals that lived or survived only for a short period of time are very useful. An example of index fossil can be Ammonites that were found in Mesozoic era that was about 25-35 million years ago.
Answer:
I think it is B
Explanation:
The meaning of abrasion is friction and repeated impact by water, ice or wind.
