Satellites

Question 1 of 5

1

What was the first artificial Earth satellite?

Select one of the following:

Sputnik 1
XMM Newton

Explanation

Question 2 of 5

1

There are about 2,000 active satellites orbiting earth right now.

Select one of the following:

True
False

Explanation

Question 3 of 5

1

Fill the blank spaces to complete the text.

In the context of spaceflight, a satellite is an object that been intentionally placed into orbit. These objects are artificial satellites to distinguish from natural such as Earth's Moon.

Explanation

Question 4 of 5

1

Select from the dropdown lists to complete the text.

History
The first published mathematical study of the possibility of ( a, an, the ) artificial satellite ( was, were, has been ) Newton's cannonball, a thought experiment in A Treatise of the System of the World by Isaac Newton (1687). The first fictional depiction of a satellite being launched into orbit ( was, were, has been ) a short story by Edward Everett Hale, The Brick Moon.[3][4] The idea surfaced again in Jules Verne's The Begum's Fortune (1879).

Explanation

Question 5 of 5

1

In May 1946, the United States Air Force's Project ❌ released the Preliminary Design of an Experimental World-Circling ❌, which stated that "A satellite vehicle with appropriate instrumentation can be expected to be one of the most potent ❌ tools of the Twentieth Century."

Drag and drop to complete the text.

RAND

Spaceship

scientific

	Created by Michael Pérez about 4 years ago

A test sample

Question 1 of 5

What was the first artificial Earth satellite?

Select one of the following:

Explanation

Question 2 of 5

There are about 2,000 active satellites orbiting earth right now.

Select one of the following:

Explanation

Question 3 of 5

Fill the blank spaces to complete the text.

In the context of spaceflight, a satellite is an object that been intentionally placed into orbit. These objects are artificial satellites to distinguish from natural such as Earth's Moon.

Explanation

Question 4 of 5

Select from the dropdown lists to complete the text.

Explanation

Question 5 of 5

In May 1946, the United States Air Force's Project ❌ released the Preliminary Design of an Experimental World-Circling ❌, which stated that "A satellite vehicle with appropriate instrumentation can be expected to be one of the most potent ❌ tools of the Twentieth Century."

Drag and drop to complete the text.

Explanation