WorksheetsThe sun and solar energy
Total questions: 19
Worksheet time: 11mins
During solar fusion, two hydrogen atoms are fused to create what element?
Helium
Carbon
Oxygen
Silicion
The Sun is made of...
Water and Ice
Hydrogen
Magnesium
Hydrogen and Helium
How long does it take light from the sun to reach the earth?
2 minutes
5 minutes
8 minutes
12 minutes
Light Intensity: As one gets further from a light source, the intensity of light....
Increases
Decreases
Gets brighter
Gets more luminous
Earth's Sun is 93 million miles from Earth. Mercury is closest and Neptune is the furthest planet. Which one experiences the greatest intensity of light energy?
(*of the 3 given)
Mercury
Earth
Neptune
All 3 receive the same sunlight intensity (it's the Sun)
What phase of matter is most of the sun in?
solid
liquid
gas
plasma
What accounts for the "missing" mass during nuclear fusion?
It was released as free electrons during fusion.
It was released as a free neutron.
It was released as energy.
It was annihilated.
There is no missing mass.
What is the last stage of our sun's life cycle?
Planetary Nebula
White Dwarf
Protostar
Red Giant
What is the first stage of our sun's life cycle?
Nebula (Stellar Nursery)
Planetary Nebula
Protostar
White Dwarf
Which is the correct order of our sun's evolution?
Nebula--Protostar--Sun--Red Giant--White Dwarf--Planetary Nebula
Nebula--Protostar--Sun--Red Giant--Planetary Nebula--White Dwarf
Nebula--Sun--Protostar--Red Giant--Planetary Nebula--White Dwarf
Sun--Nebula--Protostar--White Dwarf--Red Giant--Planetary Nebula
What element is fused at the core of a red giant?
Hydrogen
Helium
Lithium
Uranium
What forces have to be balanced in order for our sun to be burning without exploding?
Gravity and Inertia
Gravity and Friction
Gravity and Heat
Gravity and Pressure
In the proton/proton chain, what is the correct order of atom smashing?
hydrogen--helium--boron--helion
hydrogen--deuterium--helium--lithium
hydrogen--deuterium--helion--helium
hydrogen--tritium--deuterium--helium
