Which of the following statements best describes why astronauts weigh more on Earth than on the moon?

The moon has less gravity than Earth.

Astronauts have more mass on the moon.

Astronauts have less mass on the moon.

The moon has more gravity than Earth.

The length of an Earth year is the time it takes for

the sun to revolve around Earth

Earth to revolve around the moon

the moon to revolve around Earth

The advantage of using a telescope that is orbiting Earth is that

Images are clearer because their is no atmospheric distortion

The images are clearer because the telescope is significantly closer to the stars

It is very easy to repair the telescope if it were to malfunction

What causes tides on Earth?

The gravitational pull of the Moon and Sun

The rotation of Earth on its axis

Which of the following factors is the main reason an astronaut’s muscle mass and bone density decrease while in space?

Astronauts do not need to support body weight in space because of hte lack of gravity.

Astronauts are restricted to a confined living area in space.

It is not possible for astronauts to exercise vigorously in space.

It is difficult for astronauts to consume a balanced diet in space.

When satellites become obsolete, they are typically guided back into the atmosphere where they burn up on re-entry. However, in January 2007, China used a ground-based missile to destroy one of its obsolete satellites that was still orbiting Earth. If other nations were to use satellite-destruction practices similar to China’s, then the most likely result would be that

space junk would increase, making space exploration difficult

space program costs could decrease

shuttles could be targeted by missiles

space junk would decrease, making space exploration easy

A total eclipse of the sun is caused by

the moon passing between the sun and Earth

Earth passing between the sun and the moon

Canada's biggest contribution to Space Exploration is

ISS (International Space Station)

What is the purpose of a rover?

To land on moons and planets to collect data

To fly past planets in our solar system and record data

To orbit Earth and provide data for GPS

To carry astronauts and cargo to the ISS

What is the best method for providing clean drinking water to astronauts on the ISS?

Create new water by combustion reactions

Science 9 K&E Space Exploration

Authored by Karla Montgomery

Science

5th Grade

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The big dipper, a pattern that is made by stars in the night sky, is an example of a

Galaxy

constellation

solar system

natural satellites

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which model of the solar system is known as the geocentric model?

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which model of the solar system is known as the heliocentric model?

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which model of the solar system is the current model of the solar system?

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A day on Earth is how long it takes

the Earth to revolve around the Sun.

the Earth to rotate around the Sun.

the Earth to rotate around its axis.

the Earth to revolve around its axis.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Earth's moon, actually all moons, are classified as

satellites

stars

planets

constellations

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following planets is classified as Terrestrial?

Jupiter

Mars

Saturn

Uranus

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Science 9 K&E Space Exploration

The big dipper, a pattern that is made by stars in the night sky, is an example of a

Which model of the solar system is known as the geocentric model?

Which model of the solar system is known as the heliocentric model?

Which model of the solar system is the current model of the solar system?

A day on Earth is how long it takes

Earth's moon, actually all moons, are classified as

Which of the following planets is classified as Terrestrial?

Which of the following planets is classified as Jovian?

Which of the following planets would have many natural satellites (moons)?

Which of the following planets would have a solid rocky surface?

Access all questions and much more by creating a free account

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