WorksheetsP.5 GS Book 6 Ch.4
Total questions: 10
Worksheet time: 3mins
Why do humans explore space? (Can be more than one answer.)
Improve world safety.
Know more about changes on the Earth.
Search for resources.
Find other celestial bodies to live on.
Which of the following statements about Reflecting Telescope is true?
It was used by Galileo.
It based on the reflection of light.
It can track invisible changes in the universe.
It orbits the Earth above the atmosphere.
A rocket is an engine that pushes powerfully _____________ against the force of Earths’ ____________.
downward, gravity
gravity, upward
upward, gravity
opposite, gravity
What is the first stage of launching a rocket?
The rocket is dropped when it runs out of fuel.
A rocket is launched by rocket boosters.
The capsule separates from the main body.
The spacecraft spreads out solar panels to operate in space,
Which of the following statement is not true for rockets?
When a rocket takes off, the fuel burns to produce a large amount of gas.
Gas create a pulling force to launch a rocket.
Rockets carry machines such as satellites and space stations into space.
Scientists invented rockets for space travel.
When did the first artificial satellite send to orbit the Earth?
1956.
1957.
1958.
1959.
Which country sent the first human into space?
The US.
China.
Soviet Union.
Japan.
Which country sent two astronauts to walk on the Moon in 1969?
Soviet Union.
The US.
China.
Germany.
When did the International Space Station come into operation?
In 1990.
In 2000.
In 2010.
In 2020.
When did China send the first manned spacecraft into space?
In 1957.
In 1980.
In 2000.
In 2003.
