Answer:
Radiometric dating.
Explanation:
Absolute dating is the scientific process of finding out the age of an object or artifact by anthropologists.
Radiometric dating is much like absolute dating but it uses parent isotopes to measure and determine age of rock particles
Answer:
Answer is given below;
Explanation:
Lipids:
lipids are naturally occuring solvents that is insoluble in polar solvents(i.e water). They are composed of fatty acids and glycerols.Fatty Acids of lipids maybe
- Saturated Fatty acids
- Un-saturated Fatty acids.
Saturated Fatty Acids: They have carbon atom binded to hydrogen atom.
Un-saturated Fatty acids: They have some of their carbon atoms doubly attached in place of Hydrogen atom.
The rising acidity of the oceans threatens coral reefs by making it harder for corals to build their skeletons. A new study identifies the details of how ocean acidification affects coral skeletons, allowing scientists to predict more precisely where corals will be more vulnerable.
Answer:
Yes, a fire takes food for energy.
No, a fire doesn't reproduce.
Yes, a fire produces waste.
Explanation:
For fire, the food that it requires is the objects that help in the process of burning. The objects can be wood, paper, coal, fuel, etc. Oxygen is required for the process of burning to take place.
The process of reproduction undergoes in living beings. Fire produces heat and light but this cannot be termed to be a process of reproduction.
Burning produces wastes in the form of ash and burned products. Therefore, it can be said that fire produces wastes.
Answer:
When a polar substance is put in water, the positive ends of its molecules are attracted to the negative ends of the water molecules, and vice versa
Explanation:
id if this helped but
