When the disease has been throuh you or you had your vaccination done. The immune system recognize the disease and make antibodies.
Answer:
Burning fossil fuels, changing land use, and using limestone to make concrete all transfer significant quantities of carbon into the atmosphere.
Answer:
Vitamin D is essential for strong bones,because it helps the body use calcium from the diet.
Answer:
In an enclosed container or space.
Explanation:
if it is safely enclosed then no one can get hurt.
First let me say this, i may be wrong. I think it would change over time because first of all the sandstone has different densities. Different kinds off rocks erode and get broken down by the wind at different rates. If its density is higher, it will take longer to erode
