Which of the following is needed to support life EXCEPT.

Composition of Atmosphere; Nitrogen and Carbon Dioxide.

Mars has frozen water, and an adequate atmosphere/Temperature. Why does life not exist on Mars?

The composition of the atmosphere is not suitable for life.

Why must an Astronaut wear a spacesuit when working outside in the vacuum of space?

To protect and provide an atmosphere to breath and survive.

How do Astronauts reduce the effects of microgravity on their muscles while in space.

They exercise 2 hours per day using fitness equipment.

What helps keep food from spoiling in space.

Vacuum or dry packaging the food.

All the following are requirements for life in space EXCEPT the following.

At least 12 hours of sun light.

Why can Mercury not support life.

Mercury is extremely hot, has no water and no atmosphere.

In the picture what do the large panels on the outside of the space station used to produce.

Produce electricity for life support.

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Characteristics of the Solar System

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Requirements and accommodations required to survive in space.

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Answers

1
Which of the following is needed to support life EXCEPT.
Composition of Atmosphere; Nitrogen and Carbon Dioxide.
Water in the form of liquid.
Composition of Atmosphere; Oxygen and Hydrogen.
Temperature at 20 °C.
2
What is used to flush human waste in a space toilet?
Lazers
Oil
Water
Air
3
Mars has frozen water, and an adequate atmosphere/Temperature. Why does life not exist on Mars?
The composition of the atmosphere is not suitable for life.
The surface of Mars is mostly rock and sand.
There is to much sunlight..
The gravity is to strong to support life.
4
What keeps the Earth's temperature stable and cool?
Oxygen
Distance from the sun.
Atmosphere
Magnetic Field
5
Why must an Astronaut wear a spacesuit when working outside in the vacuum of space?
To look like a Space Ranger
To protect and provide an atmosphere to breath and survive.
Astronauts do not need to wear a space suit in space.
To move the Astronaut with a jet pack.
6
How do Astronauts reduce the effects of microgravity on their muscles while in space.
The use their legs to push off objects to move.
There are no effects from microgravity on Astronauts muscles
While floating they move their legs like they are running.
They exercise 2 hours per day using fitness equipment.
7
What protects life on Earth from harmful particles and radiation delivered from the sun.
Water vapor.
Ozone Layer
Distance from the sun.
Magnetic Field
8
What helps keep food from spoiling in space.
Food doesn't spoil in space.
Vacuum or dry packaging the food.
Microwaving the food which kills the bacteria.
Refrigeration.
9
All the following are requirements for life in space EXCEPT the following.
The presence of abundant amount of liquid water.
Proximity to the sun; Inhabitable Zone.
Atmosphere with at least 20% Oxygen.
At least 12 hours of sun light.
10
Why can Mercury not support life.
Mercury is made of solid Ice and has a dense atmosphere.
There is not adequate gravity on the surface of Mercury.
Mercury is extremely hot, has no water and no atmosphere.
The surface of Mercury is so hot it is molten lava.
11
In the picture what do the large panels on the outside of the space station used to produce.
Use for communication between the space station and Earth.
Produce electricity for life support.
Produce gravity for the space station.
Produce oxygen for the Astronauts to breath.
12
In order to support life what is the minimum amount of Oxygen is needed in the atmosphere.
20%
10%
0.14%
100%
13
What ULTIMATELY determines the temperature of a planet?
The amount of water vapor in the atmosphere.
The magnetic field.
The proximity to the sun.
How much water the planet contains.

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