2025 Physical Science Final Exam
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80 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What would complete the nuclear equation?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Element Z has a half-life of 20 minutes. If you have a 200 g sample, how many grams of this sample would remain after 60 minutes?
200 g
100 g
50 g
25 g
0 g
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Everything about radiation is bad.
True
False
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where would be the best place to hide to stay safe from gamma radiation?
Under a blanket
In a metal shed
In the basement of a house
In an underground bunker under concrete and lead.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Both a fusion reaction and a fission reaction
take place at room temperature.
use hydrogen as fuel.
produce energy.
cause chain reactions.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The type of radiation that can be stopped by a sheet of paper is
gamma ray
beta particle
alpha particle
all of these
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The type of radiation that occurs when the protons & neutrons in a nucleus rearrange their positions and create great amounts of energy is
Alpha particle
Beta particle
Gamma Ray
Positron
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