1.
Astrophysics mainly studies ____.
A
Plants
B
Stars and galaxies
C
Sound waves
D
Electric circuits
2.
Omar is learning about quantum mechanics. He understands that quantum mechanics deals with the behavior of matter at the atomic and subatomic level. Which of the following is a concept in quantum mechanics?
A
Wave-particle duality
B
Thermodynamic equilibrium
C
Electromagnetic induction
D
Doppler effect
3.
David is studying astrophysics. He learns that astrophysics deals with the physics of the universe. Which of the following is a key topic in astrophysics?
A
The structure of atoms
B
The formation of black holes
C
The properties of liquids
D
The behavior of electrical circuits
4.
Khalid is learning about the difference between theory and law. He understands that a theory is a well-substantiated explanation. Which of the following is an example of a theory?
A
Law of universal gravitation
B
Theory of evolution
C
Ohm's law
D
Coulomb's law
5.
Laura is studying the nature of science. She learns that science is self-correcting. What does it mean that science is self-correcting?
A
Scientific knowledge changes based on new evidence
B
Science never changes
C
Science is based on opinions
D
Science is not verifiable
6.
Mohamed is learning about science, technology, and engineering. He understands that technology is the application of scientific knowledge. Which of the following is an example of technology?
A
Smartphone
B
A scientific theory
C
A mathematical equation
D
A biological classification
7.
Nuclear physics studies ____.
A
Electrons
B
Atomic nucleus
C
Sound
D
Light only
8.
Yara is learning about thermal physics. She understands that thermal physics includes thermodynamics and statistical mechanics. Which of the following is a thermodynamic law?
A
Newton's law of cooling
B
Boyle's law
C
First law of thermodynamics
D
Hooke's law
9.
Bongani is studying electromagnetism. He learns that electromagnetism describes the interaction of electric and magnetic fields. Which of the following is a unit of magnetic field?
A
Tesla
B
Volt
C
Ohm
D
Farad
10.
Which statement is true about science?
A
It never changes
B
It grows with new evidence
C
It is based on belief
D
It avoids testing
11.
Usman is learning about particle physics. He understands that particle physics is important for understanding the universe. Which of the following is a particle accelerator used in particle physics?
A
LHC
B
Microscope
C
Telescope
D
Spectrometer
12.
Physicists mainly try to understand ____.
A
Human behavior
B
Natural phenomena
C
Economic systems
D
Political systems
13.
Physics studies matter, energy, space, and ____.
A
Language
B
Culture
C
Time
D
Religion
14.
Ethan is learning about geophysics. He understands that geophysics studies the Earth's interior. Which of the following is a method used in geophysics?
A
Seismic wave analysis
B
Telescope observation
C
Chemical analysis of rocks
D
Biological sampling
15.
Scientific knowledge grows mainly through ____.
A
Arguments
B
Experiments and discussion
C
Opinions
D
Traditions
16.
Emma is learning about cosmology. She understands that cosmology is the study of the origin and evolution of the universe. What does cosmology primarily investigate?
A
The nature of dark matter
B
The motion of comets
C
The composition of rocks
D
The behavior of insects
17.
Khalid is learning about computational physics. He understands that computational physics uses computers to solve physics problems. Which of the following is a use of computational physics?
A
Simulating climate change
B
Building bridges
C
Designing cars
D
Growing crops
18.
Diana is studying computational physics. She learns that computational physics is used to model physical systems. Which of the following is an advantage of computational physics?
A
It can simulate experiments that are impossible to perform physically
B
It is always accurate
C
It requires no data
D
It replaces all experiments
19.
Which term describes repeated testing of ideas?
A
Observation
B
Experimentation
C
Imagination
D
Opinion
20.
The study of sound comes under which branch?
A
Optics
B
Acoustics
C
Mechanics
D
Electromagnetism
21.
Which term refers to careful study of nature?
A
Art
B
Science
C
Myth
D
Belief
22.
What is one major role of physicists?
A
Writing novels
B
Discovering natural laws
C
Teaching languages
D
Selling products
23.
Which comes first in scientific study?
A
Law
B
Theory
C
Hypothesis
D
Technology
24.
A hypothesis is usually based on ____.
A
Guesswork only
B
Observations
C
Opinions
D
Beliefs
25.
Samir is learning about the nature of science. He understands that science is a process of inquiry. Which of the following is a characteristic of scientific inquiry?
A
It is based on absolute truth
B
It relies on evidence and is subject to revision
C
It is fixed and unchanging
D
It ignores peer review
26.
Julia is studying acoustics. She learns that acoustics is the study of sound. Which of the following is an application of acoustics?
A
Music hall design
B
Radio transmission
C
X-ray imaging
D
Nuclear reactors
27.
A scientific law describes ____.
A
Why something happens
B
How something happens
C
Who discovered it
D
Where it is used
28.
Which sub-field of physics studies heat?
A
Electronics
B
Thermodynamics
C
Astrophysics
D
Geophysics
29.
George is learning about optics. He understands that optics is the study of light and its behavior. Which of the following instruments is used in optics?
A
Thermometer
B
Microscope
C
Barometer
D
Ammeter
30.
Science is best described as a ____ process.
A
Individual
B
Random
C
Collaborative
D
Secret