1 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
2 Ibrahim is learning about electromagnetism. He understands that electromagnetism deals with electric and magnetic fields. Which of the following devices works on electromagnetism? A Electric motor B Thermometer C Optical fiber D Barometer
3 Which statement is falsifiable? A All natural events follow laws B This claim can be tested by experiment C Science is interesting D Nature is beautiful
4 Which of the following best represents collaboration in science? A Working alone B Sharing data with others C Keeping results secret D Avoiding discussion
5 Julia is studying hypothesis, theory, and law. She understands that a law is a statement that describes natural phenomena. Which of the following describes a scientific law? A An explanation of why something happens B A concise statement of a natural phenomenon C A guess based on observations D An untested idea
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 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
8 What is a hypothesis? A A proven fact B A tentative explanation C A scientific law D A final conclusion
9 Hina is studying quantum mechanics. She learns that quantum mechanics is a fundamental theory in physics. Which of the following principles is central to quantum mechanics? A Uncertainty principle B Principle of relativity C Principle of conservation of energy D Principle of least action
10 What is a scientific theory? A A guess B An explanation supported by evidence C A rule without proof D A belief
11 Waleed is learning about astronomy and astrophysics. He understands that astronomy observes celestial objects, while astrophysics explains their physics. What is the main difference between astronomy and astrophysics? A Astronomy is theoretical, astrophysics is observational B Astronomy observes, astrophysics explains C Astronomy studies Earth, astrophysics studies space D There is no difference
12 Scientific laws are valid as long as they are ____. A Popular B Not challenged C Supported by experiments D Old
14 Omar is learning about the fields of physics. He understands that biophysics is an interdisciplinary field. Which of the following combines biology and physics? A Biophysics B Astrophysics C Geophysics D Thermal physics
15 Technology mainly focuses on ____. A Discovering laws B Applying scientific knowledge C Forming hypotheses D Testing theories
16 Which statement best defines a scientific law? A It explains observations B It predicts behavior under certain conditions C It is a personal idea D It cannot be tested
17 Aisha is learning about particle physics. She understands that particle physics studies the fundamental constituents of matter. Which of the following is a particle studied in particle physics? A Proton B Quark C Electron D All of the above
18 Paula is studying relativistic mechanics. She learns that relativistic mechanics deals with objects moving at speeds close to the speed of light. Who proposed the theory of relativity? A Isaac Newton B Albert Einstein C Galileo Galilei D Niels Bohr
19 Fatima is studying thermal physics. She learns that thermal physics deals with heat and temperature. Which of the following is a concept in thermal physics? A Entropy B Electric charge C Magnetic flux D Gravitational force
20 Which is an example of technology? A Newton’s laws B Mobile phone C Theory of motion D Scientific method
21 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
22 Mohamed is learning about climate physics. He understands that climate physics studies the physical processes that affect climate. Which of the following is a factor studied in climate physics? A Ocean currents B Volcanic eruptions C Solar radiation D All of the above
23 Which sub-field of physics studies heat? A Electronics B Thermodynamics C Astrophysics D Geophysics
24 Rania is studying cosmology. She learns that cosmology deals with large-scale structure. Which of the following is a concept in cosmology? A Big Bang theory B Quantum entanglement C Thermodynamic equilibrium D Magnetic resonance
26 Ahmed is learning about the objectives of physics in his class. His teacher explains that one of the main objectives is to understand the basic principles governing the universe. Which of the following is a primary objective of physics? A To study living organisms B To discover and explain the fundamental laws of nature C To design buildings D To analyze historical events
27 Rania is studying the difference between a theory and a law. She learns that a theory explains why something happens, while a law describes what happens. Which of the following is an example of a scientific law? A Theory of relativity B Newton's second law C Theory of evolution D Quantum theory
28 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
29 In science, researchers usually share their results through ____. A Stories B Poems C Publications D Songs
30 Engineering differs from science because it focuses on ____. A Discovering facts B Applying knowledge C Forming laws D Making hypotheses