WorksheetsThe composition of air, its fresh breath air
Total questions: 20
Worksheet time: 10mins
______________ is a combustible gas.
a. Nitrogen
b. Oxygen
c. Argon
d. Hydrogen
The presence of Argon in the air was first suspected by _______________.
a. John Boyle
b. Archimedes
c. Henry Cavendish
Antoine Van Lavoisier.
Plants use ________________ for photosynthesis.
a. Chlorine
b. Nitrogen
c. Carbon dioxide
d. water
Approximately how much more Nitrogen is there on Earth than on Mars?
a. 76%
b.2%
c.19%
d. 18%
CO2 was added to two simulated “atmospheres” in the lab. The temperature was measured as shown below. Which of the following best shows the greenhouse effect?
a. The blue, because it has a higher temperature indicating more heat was trapped in the atmosphere.
b. The red, because it has the lower temperature indicating less heat was trapped in the atmosphere.
c. The blue, because it has a lower temperature indicating less heat was trapped in the atmosphere.
d. The red, because it has the higher temperature indicating more heat was trapped in the atmosphere.
The greenhouse effect is
a. the blanket of air surrounding Earth
b. the trapping of the Sun's heat by gases in the atmosphere
c.the process of representing something to make it easier to understand
d. the planet's distance from it's star is "just right" to support life
Fill in the analogy: The atmosphere is to a planet as a ____ is to a person.
a. lamp
b. computer
c. fork
d. coat
If too many greenhouse gases are released into the atmosphere,
a. then a planet can become too warm.
b. then a planet can become too cold.
c. then a planet will have just the right concentration of heat.
d. then a planet favor for living things on Earth
Which of the following best describes CH4 and CO2?
a. These are compounds representing gases that make up most of Earth's, each with 3 different elements.
b. These are compounds representing gases that make up most of Earth's atmosphere, each with 2 different elements.
c. These are greenhouse gas compounds, each with 2 different elements.
d. These are greenhouse gas compounds, each with 3 different elements.
What is the function (job) of greenhouse gases?
a. To trap heat on the planet
b. to make the air suitable for breathing
c. to balance the amount of oxygen in the atmosphere
d. to move carbon dioxide (CO2) to the plants and oxygen (O2) to the animals.
Two gasses are extremely light molecules that could simply be escaped from the pull of gravity, what are those two gasses?
a. H & Ne
b. H & He
c. He & O
d. N & H
It is the constant outpouring of gasses from the hot interior that provides a rich supply of water vapor.
a. degassing
b. outgassing
c. non gassing
d. disgassing
When water vapor condensed and the concentration of carbon dioxide lessen, then the atmosphere gradually rich in what kind of gas?
a. Ar
b. He
c. O
d. N
Which of the following data tables most likely matches the graph? Check the correct answer.
none of these
Below are correct statement of molecules EXCEPT__________.
a. Most of the air particles are molecules.
b. Most of the molecules are electrically neutral
c. Most of the molecules are positively charge
d. Molecules are combinations of two or more atoms
The four organic compounds found in living things are?
a. Carbohydrates, Lipids, Nucleic Acids, and Oxygen
b. Carbohydrates, Lipids, Proteins, and Carbon
c. Carbohydrates, Lipids, Proteins, Nucleic Acids
d. Carbon, Lipids, Proteins, Nucleic Acids
What is an organic Compound?
a. A group of molecules that contain calcium
b. A group of molecules that contain carbon-hydrogen bonds
c. A group of molecules that contain carbon
d. A group of molecules that contain water
Function: Build organelles, build body parts, and helps with body defense
a. Protein
b. Carbohydrates
c. Nucleic Acids
d. Lipids
The greater the speed of gas particles in a container, the:
a. greater the pressure
b. fewer collisions there will be
c. lower the temperature
d. lower the pressure
If a balloon is cooled what will happen to the volume?
a. Volume will increase
b. Volume will decrease
c. Volume will not change
d. none of these
