Answers
Define weather. Correct Answer-The conditions of the atmosphere at a
particular time and place.
Describe the atmosphere Correct Answer-The atmosphere is the gas
shell surrounding the Earth.
Name the two most abundant (dominant) gases found in the troposphere.
Correct Answer-Nitrogen - 78%
Oxygen - 21%
Which of the following is the most abundant gas in the troposphere?
1. Carbon Dioxide
2. Nitrogen
3. Oxygen
4. Methane Correct Answer-Answer: Choice 2 - Nitrogen 78%
Name 2 results of pollution. Correct Answer-smog
acid rain
Burning fossil fuels leads to pollution. Name 3 types of fossil fuels.
Correct Answer-Natural gas
Oil
, Coal
List 3 types of natural pollutants that we cannot control. Correct
Answer-Volcanic Ash
Sea Spray
Pollen
Dust
Why are fossil fuels considered to be non renewable? Correct Answer-
Fossil fuels are nonrenewable because they can't replace themselves in a
short period of time (they take millions of years to replenish).
Explain the function of the ozone layer. Correct Answer-The function of
the ozone layer is to absorb harmful ultraviolet radiation.
List 3 properties of air. Correct Answer-Mass
Pressure
Density
Identify the instrument used to measure mass. Correct Answer-Triple
beam balance
Define density. Correct Answer-Density is the amount of mass per given
space.