Metal -a solid material that is hard, shiny, malleable, fusible, and ductile, with electrical and thermal conductivity.\
nonmetal an element or substance that is not a metal.
Water has special characteristics because liquid water is denser than ice and ice floats on top of liquid water.
Answer: Option A & D
<u>Explanation:</u>
A water molecule is formed by the covalent bonding between two atoms of Hydrogen atom with one atom of Oxygen. In water, the Hydrogen bonds are the one that keeps the water molecule intact.
When the water molecule freezes the bonding becomes weak as they are separated and set apart which makes the liquid water denser than ice. Normally a substance floats if it is less dense. Ice floats because it is less dense than water.
Nurse should tell patient to note any time changes and compensate meds to time change, also to check blood glucose at least 4 x a day or more.
Answer:
a. desertification.
Explanation:
Desertification can be defined as encroachment of deserts to areas that were not originally deserts which leads to loss of biological productivity. desertification is caused by some factors which are
- Climate Change
- human activities
- loss of moisture
- drought.
When the above mentioned factors farming, overgrazing, climate change, and/or seasonal drought set in then it changed farmland into land that cannot support plant life.
Here is a picture of the basic life cycle of a plant.