1) what is science? a) it is a systematic discipline that builds and organizes knowledge in the form of hypotesis and verifiable predictions about the universe b) it is an organized set of components, physical,humans or technological. 2) Modern science is divided into two main branches which are: a) pschyological science and human science b) social sciences and the natural sciences. 3) Which sciences focus on the study of individuals and societies? a) The social sciences b) The natural science 4) Which sciences focus on the study of everything that surround us? a) The social sciences b) The natural science 5) Choose the words that are part of social sciences a) economy b) anthropology c) biology d) physics e) psychology f) sociology 6) What is the goal of science? a) It is to describe and accountfor the behaviorof matter and light at the atomic and subatomic scales. b) To answer questions about nature. 7) What is the scientic method? a) It is the branch of science that studies matter,energy and the fundamental forces of nature. b) It is an orginized way to investigate and answer questions about the world. It uses reasoning,intuition,imagination and common sense. 8) In order to answer questions about nature scientific inquiry draw in two main sources, which are: a) Scientific observations b) Following the lider c) Internet d) Scientific ideas 9) It involves using the senses to describe nature a) Scientific observation b) Scientific ideas 10) They are formulated from evidence obtained from scientific observation. These ideas can be used to understand what we observe in nature. a) scientific observations b) Scientific ideas 11) Choose all the steps you need to follow in the scientific method a) ask questions/do research/develop a hypothesis b) make assumptions withou observation c) forms conclusions without testing d) share resultd and identify new questions e) analyze data and draw conclusions f) conduct an experiment/collect data 12) Which is the branch of science that studies matter,energy and the fundamental forces of nature? a) mathematics b) biology c) physics d) chemistry 13) Which are the fundamental principles of physics? a) motion and forces/ energy and work b) kinetic and potential c) chemical energy d) electricity and magnetism/waves and light e) thermodynamics/relativity and quantum physics f) thermal energy 14) Select Newtonˋs three laws of motion a) what goes up must come down b) force=mass x acceleration. c) objects stay in motion/rest unless acted on by a force. d) whatever you have time-dependent fields. e) every action has an equal and opposite reaction. f) An object in motion will eventually come to a stop on its own. 15) It is the ability to do work a) energy b) matter 16) It states that energy cannot be created or destroyed, only transformed a) Kepler's second law b) The law of conservation of energy 17) What are the primary types of energy? a) kinetic energy b) nuclear energy c) temeprature d) potential energy e) thermal energy f) chemical energy 18) Kinetic energy refers to: a) energy of motion b) stored energy 19) Potential energy refers to: a) heat b) stored energy 20) Thermal energy refers to: a) heat b) stored in molecules 21) Chemical energy refers to: a) energy of motion b) stored in molecules 22) Nuclear energy refers to: a) stored in molecules b) stored in atomic nucleo 23) Which principle of physics deals with electric and magnetic fields and their interactions? a) Electromagnetism b) waves and light 24) How does physics describe waves? a) as sound and light, with light exhibiting wave-particle duality b) as magnetic fields 25) In physics, Which are the two main types of waves? a) mechanical waves/Electromagnetic waves b) electric charge/magnetic fields 26) Which waves require a medium to travel through a) mechanical waves b) electromagnetic waves 27) Which waves do not need medium and can travel through space? a) mechanical waves b) electromagnetic waves 28) Choose the words that are related to mechanical waves a) sound waves b) x-rays c) light d) water waves 29) Choose the words that are related to electromagnetic waves a) sound waves b) x-rays c) light d) water waves 30) Which principle of physics studies heat, energy transfer, and how they affect matter? a) electromagnetism b) thermodynamics 31) Which are the laws of thermodynamics? a) energy cannot be created or destroyed,only tranferred. b) energy is the ability to do work c) electric charges creates electric fields d) mechanical waves require a medium to travel through e) the entropy (disorder) of an isoleted system always increases. f) absolute zero (-273.15°C) is the lowest possible temperature 32) Which theory explains how space and time are interconnected, and it describes how objects behave at high speeds. it led to the famous equation E=mc2, showing the relationship between energy and mass? a) Ensteinˋs Theory of relativity b) quantum mechanics 33) It studies subatomic particles and their strange behaviours,incluiding wave-particles duality, uncertainty, and quantum entanglement. a) Ensteinˋs Theory of relativity b) quantum mechanics

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