Answer:
a.
Explanation:
the alkaline earth metals (beryllium (be), magnesium (mg), calcium (ca), strontium (sr), barium (ba), and radium (ra)) are a group of chemical elements in the s-block of the periodic table with very similar properties: shiny. silvery-white. hopefully this ? i didn't fully understand the question
Answer:
O2 contains only one type of atom.
Explanation:
Answer:
Everyhting would die
Explanation:
The sun provides the base energy for the plants which in turn provides energy for each animal above it. If the sun didn't exist each subsequent animal would die from starvation because the animal below it died off from not enough food.
The waste comes in many different forms and types and can be categorized in variety of ways. Generally it could be liquid or solid. And there is the hazardous type of waste that is harmful to the health and environment. Organic waste comes form animals and plants. Recyclable waste is the waste that can be recycled into new useful products. Green waste can be discharged in the us water.
Answer: They are the food producers of the cell.
Explanation:
