Atomic Physics

Quiz
•
Physics
•
8th - 9th Grade
•
Medium
Standards-aligned
Charles Martinez
Used 2+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The scattering of α-particles by a thin metal foil supports the nuclear model of an atom.
Why are α-particles used rather than neutrons?
because they always travel more slowly
because they are heavier
because they are larger in diameter
because they have a positive charge
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A=214, Z=85
A=216, Z=85
A=214, Z=83
A=216, Z=83
Tags
NGSS.HS-PS1-8
3.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Fig. 12.1 shows a decay curve for polonium-210.
Use the graph to determine the half-life of polonium-210.
half-life = _____ weeks
Tags
NGSS.HS-PS1-8
4.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
The half-life of carbon-14 is 5800 years.
A piece of wood contained 20 000 carbon-14 atoms when it was buried in a landslide.
Calculate the number of years it takes until the number of carbon-14 atoms in the wood is 2500.
5.
OPEN ENDED QUESTION
3 mins • 1 pt
Evaluate responses using AI:
OFF
Tags
NGSS.HS-PS1-8
6.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe how an electric field between two charged plates could be used to determine whether a beam of particles consists of α- or β-particles.
Evaluate responses using AI:
OFF
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Below are four statements about isotopes of a certain element.
Which statement about the isotopes must be correct?
They are radioactive.
They are unstable.
They have the same number of neutrons.
They have the same number of protons.
Tags
NGSS.HS-PS1-8
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