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Space - our solar system and Orbital motion Flashcards | StudBud
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Space - our solar system and Orbital motion
Space - our solar system and Orbital motion
12 terms
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A #space quiz to refresh the key #terms of #AQA #GCSE #Physics
Flashcards
12 cards
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Practice quiz
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Questions
12
Answers
1
For a stable orbit, the radius must change if the...
acceleration changes
speed changes
mass changes
direction changes
2
What keeps objects in orbit?
Mass
Higgs' Field
Plasma Force
Gravity
3
The photograph is of what type of astronomical body?
Milky Way
Spiral Nebula
Black Hole
Galaxy
4
Moons that orbit planets may be referred to as:
Failed Planet
Satellite
Asteroid
Natural Satellite
5
This is a close-up view of a star-forming region of our galaxy. What is the common name for it?
Dust Clouds
Gas Pillars
Stellar Ejecta
Nebula
6
What is the name given to the process which powers the Sun?
Gravity
Nuclear Fission
Nuclear Fusion
Combustion
7
Pluto is an example of what astronomical objects?
Oort Cloud Body
Moon
Dwarf Planet
Planet
8
What type of object is the Sun?
Gas Giant
Star
Sun - nothing else like it
Yellow Giant
9
For circular orbits, the force of gravity can lead to...
Changed velocity
Changed direction
Changed acceleration
Changed speed
10
Uranus is an example of what astronomical object?
Gas Giant
Dwarf Planet
Planet
Ringed Giant
11
Circular orbits have a velocity that changes, but a constant speed.
True
False
12
Forces in the Sun are in equilibrium and are as shown:
Red: Convection, Blue: Nuclear Fusion
Red: Gravity, Blue: Radiation Pressure
Red: Fusion Explosions, Blue: Gravity
Red: Fusion Energy Pressure, Blue: Gravity
