Working Scientifically
What is the first step in the scientific method?
A) Forming a hypothesis
B) Conducting an experiment
C) Making an observation
D) Analyzing data
C) Making an observation
What is the name of the largest planet in our solar system?
A) Earth
B) Saturn
C) Neptune
D) Jupiter
D) Jupiter
What is the largest organ in the human body?
A) Heart
B) Liver
C) Skin
D) Lungs
C) Skin
Which field of engineering focuses on the design and construction of buildings and other structures?
A) Electrical Engineering
B) Civil Engineering
C) Mechanical Engineering
D) Chemical Engineering
B) Civil Engineering
What field of science is concerned with the study of matter and energy and their interactions?
A) Biology
B) Chemistry
C) Physics
D) Astronomy
C) Physics
What term describes a proposed explanation based on limited evidence as a starting point for further investigation?
A) Theory
B) Hypothesis
C) Law
D) Model
B) Hypothesis
What is the name of the galaxy that contains our solar system?
A) Andromeda
B) Milky Way
C) Triangulum
D) Whirlpool
B) Milky Way
What is the primary function of the kidneys in the human body?
A) Digestion
B) Hormone production
C) Filtration of blood
D) Oxygen transport
C) Filtration of blood
What type of engineering involves the use of chemical processes to create materials and products?
A) Materials Engineering
B) Chemical Engineering
C) Environmental Engineering
D) Biomedical Engineering
B) Chemical Engineering
What is the scientific study of the Earth's structure, composition, and processes called?
A) Meteorology
B) Oceanography
C) Geology
D) Astronomy
C) Geology
In a controlled experiment, what is the variable that is changed by the scientist?
A) Dependent variable
B) Controlled variable
C) Independent variable
D) Experimental variable
C) Independent variable
What is the phenomenon where the moon completely covers the sun called?
A) Lunar eclipse
B) Solar eclipse
C) Supermoon
D) Blue moon
B) Solar eclipse
What type of blood cell is primarily responsible for oxygen transport?
A) White blood cell
B) Red blood cell
C) Platelet
D) Plasma cell
B) Red blood cell
Which field of engineering is focused on improving the performance of biological systems?
A) Biomedical Engineering
B) Agricultural Engineering
C) Environmental Engineering
D) Civil Engineering
A) Biomedical Engineering
What field of science involves the study of the interactions between physical, chemical, and biological components of the Earth?
A) Earth Science
B) Environmental Science
C) Geochemistry
D) Geophysics
B) Environmental Science
Which of the following is NOT a characteristic of a scientific theory?
A) It is based on repeated experimental observations
B) It can be modified or replaced
C) It is considered a proven fact
D) It explains a wide range of phenomena
C) It is considered a proven fact
What is the term for a star that suddenly increases in brightness due to a massive explosion?
A) Supernova
B) Nova
C) Pulsar
D) Quasar
A) Supernova
What is the name of the muscle that separates the chest cavity from the abdominal cavity?
A) Rectus abdominis
B) Diaphragm
C) Intercostal muscles
D) Latissimus dorsi
B) Diaphragm
Which branch of engineering combines elements of mechanical and electrical engineering to design and improve mechatronic systems?
A) Mechanical Engineering
B) Electrical Engineering
C) Mechatronics Engineering
D) Systems Engineering
C) Mechatronics Engineering
What is the focus of the scientific field of ecology?
A) The study of ecosystems and interactions between organisms
B) The study of chemical reactions and compounds
C) The study of physical matter and energy
D) The study of the Earth's atmosphere
A) The study of ecosystems and interactions between organisms
What method is used to minimize bias when collecting data?
A) Random sampling
B) Stratified sampling
C) Convenience sampling
D) Snowball sampling
A) Random sampling
What is the name of the theoretical boundary around a black hole beyond which nothing can escape?
A) Event horizon
B) Schwarzschild radius
C) Singularity
D) Photon sphere
A) Event horizon
What type of connective tissue connects muscles to bones?
A) Ligaments
B) Tendons
C) Cartilage
D) Fascia
B) Tendons
What engineering field deals with optimizing processes for efficient and safe energy production?
A) Environmental Engineering
B) Petroleum Engineering
C) Aerospace Engineering
D) Structural Engineering
B) Petroleum Engineering
What field of science studies the structure and function of the human body?
A) Genetics
B) Physiology
C) Biochemistry
D) Neuroscience
B) Physiology