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Science
9th -
11thgrade
Earth & Space Science - Unit 1 HS-ESS1-1 - Fusion in the Sun
15 questions
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- 1. Multiple ChoiceThis equation shows how mass and the speed of light convert to energyE=mcE=mc2E=mc3M=d/v
- 2. Multiple ChoiceAnother word that describes nuclear fusionFissionChromospherecoreNucleosynthesis
- 3. Multiple ChoiceAtomic process combines nuclei of small atoms to form more massive nucleinuclear fusionnuclear fission
- 4. Multiple ChoiceParticle in the nucleus that has no charge but affects the mass of the elementprotonneutronnucleuselectron
- 5. Multiple ChoiceNegative charge in an atom that does not contribute to the massprotonneutronnucleuselectron
- 6. Multiple ChoiceA particle with a positive charge that determines the elementprotonneutronnucleuselectron
- 7. Multiple ChoiceThe splitting of a nucleus into smaller nuclei isfusionfissionhalf-lifegamma radiation
- 8. Multiple ChoiceHow do nuclear power-plants work?FusionHalf-lifeFissionFusion or fission
- 9. Multiple ChoiceWhich atoms combine together during fusion reaction on the sun?Helium and Hydrogen atomsHydrogen atomsHydrogen and Lithium atomsHydrogen and Carbon atoms
- 10. Multiple ChoiceDo all stars make energy through fusion?YesNoJust our sunOnly large stars
- 11. Multiple Choice
_________ happens naturally due to an unstable nucleus.
fission
fusion
radioactive decay
K-capture
- 12. Multiple Choice
Energy that is produced during fusion in the sun's core makes its way to Earth in the form of
electromagnetic radiation
sound waves
photons
nuclei
- 13. Multiple Choice
How do we estimate the lifespan of the sun?
We know how much hydrogen is in it.
We know its radius.
We know its diameter.
We know its brightness.
- 14. Multiple Choice
Why can't fusion happen on Earth?
It requires extremely high temperatures.
It requires extremely high pressures.
It requires small nuclei.
It requires large amounts of uranium.
- 15. Multiple Choice
Why is modelling important in science?
It helps us support a claim with evidence.
It can change the scale (zoom in or zoom out).
It helps us visualize abstract processes.
It helps us carry out investigations.
- Answer choicesTagsAnswer choicesTags