Chemistry Quiz

What is the scientific method?

• A method to avoid scientific research

• A method used to guess scientific outcomes

• A process of observation and experimentation

• A way to memorize scientific facts

What are the three domains of chemistry?

• Physical, Chemical, and Biological

• Macroscopic, Microscopic, and Symbolic

• Visible, Invisible, and Theoretical

• Solid, Liquid, and Gas

What is the fourth state of matter?

• Plasma

• Gas

• Liquid

• Solid

What is the difference between accuracy and precision?

• Accuracy refers to reproducibility, while precision refers to closeness to true value

• Accuracy refers to closeness to true value, while precision refers to reproducibility

• Accuracy is about being exact, while precision is about being close

• Accuracy is about being close, while precision is about being exact

What are the two types of errors in measurement?

• Systematic and Random

• Precise and Accurate

• Human and Instrumental

• Accidental and Deliberate

What is the SI unit of temperature?

• Kelvin

• Fahrenheit

• Celsius

• Rankine

What is the relationship between Celsius and Fahrenheit scales?

• Proportional

• Exponential

• Non-linear

• Linear

What is the freezing temperature of water in Kelvin?

• 0 K

• 100 K

• 273.15 K

• 373.15 K

What is the purpose of dimensional analysis in chemistry?

• To convert units of measurement

• To analyze chemical reactions

• To study atomic structure

• To calculate molecular weight

What is the law of conservation of matter?

• Matter cannot be created or destroyed, only transformed

• Matter can be destroyed but not created

• Matter can be created but not destroyed

• Matter remains constant in weight but not in volume