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Quiz on Air & Combustion, created by za4321 on 12/04/2015.

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Air & Combustion

Question 1 of 9

1

What are the three components of a fire triangle?

Select one of the following:

  • Oxygen, Water, Heat

  • Oxygen, Heat, Fuel

  • Fuel, Heat, Water

  • Heat, Fuel, Oxygen

Explanation

Question 2 of 9

1

What is combustion?

Select one of the following:

  • A form of oxidation where a fuel combines with oxygen to form Carbon Monoxide, a toxic chemical

  • A form of oxidation where a fuel combines with oxygen to form Carbon Dioxide, Water and Energy

  • A process where combust is broken down into it's purest form

  • Fish tea

Explanation

Question 3 of 9

1

What is respiration?

Select one or more of the following:

  • A form of oxidation happening in the cells of plants, burning nutrients and oxygen to produce energy for it's body to function and photosynthesize

  • Oxidation that happens in the cells of living organisms, burning nutrients and oxygen to produce energy for your body to function

Explanation

Question 4 of 9

1

True or False: Your body gets extra energy by eating proteins

Select one of the following:

  • True
  • False

Explanation

Question 5 of 9

1

Why do the air sacs have a large surface area?

Select one of the following:

  • They have a large surface area to allow the (gas/oxygen) to pass easily through the air sac wall to get in and out of the blood

  • They have a large surface area so that the oxygen can turn into gas, due to the surface moisture and become carbon dioxide

Explanation

Question 6 of 9

1

True or False: The air is made up of 21% oxygen

Select one of the following:

  • True
  • False

Explanation

Question 7 of 9

1

Give a use for argon

Select one or more of the following:

  • Hot air balloon

  • The bubbles in fizzy drinks/sodas

  • As a compound in fertilizer

  • Light bulbs

Explanation

Question 8 of 9

1

What is the defendant variable?

Select one or more of the following:

  • The variable that is modified and changed during the experiment

  • A dependent variable is what you measure in the experiment and what is affected during the experiment.

Explanation

Question 9 of 9

1

What organic compound is made up of the carbon molecules from photosynthesis?

Select one or more of the following:

  • Carbon Dioxide

  • Plant Carbohydrates

  • Animal Proteins

Explanation

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