Answer:
The fourth planet from the sun is Mars. There are 8 planets in our solar system. Its a source of debate of whether or not Pluto is a planet so there is 8 planets and not 9.
Explanation:
Answer:
Explanation:
Given

Suppose V is the volume of a cylinder
Also 
Now, we can write
The weight of the cylinder is supported by the buoyant forces of two liquids

using the above equation we can write

Answer:
Chemical Energy
Explanation:
Chemical energy is energy stored in the bonds of atoms and molecules. Batteries, biomass, petroleum, natural gas, and coal are examples of chemical energy.
<span>The theory concerning global climate change is that carbon and oxygen are combining to form co2 causing global climate change. Predictions are that they will be positive and negative effects, positive effects are they produce more crops and cold related deaths. Some negatives are damage to crops, rising of sea level, spread of disease and other things.</span>