Lesson 3-Space Flashcards
(7 cards)
1
Q
Is gravity a contact or non-contact force?
A
Non-contact
2
Q
Where is gravity strongest?
A
The centre
3
Q
What is an orbit?
A
When an object follows a circular path around a larger object due to gravity
4
Q
How fast is light speed?
A
300,000km/s
5
Q
What does NASA stand for?
A
National Aeronautics and Space Administration
6
Q
Who was the first human in space?
A
Yuri Gagarin in 1961
7
Q
Who was the first human on the moon?
A
Neil Armstrong in 1969
