About today's quiz
Physics — Beginner
A new quiz is published every day for this topic and level. Answer the questions, read the explanations, and complete the quiz to keep your streak alive.
Tips before you start
- •Read every question carefully before answering. Some questions include subtle wording that changes the correct answer.
- •Take your time on the first question. There is no time limit, but your total time is tracked for your statistics.
- •After each answer, read the explanation. Even correct answers often include useful context you might not know.
- •Come back tomorrow for a brand new quiz on the same topic. Daily practice is the most effective way to retain what you learn.
BeginnerScience
Today's questions
Today's quiz questions
These are the questions that make up today's quiz. Test your knowledge, see how much you know, and learn from the explanation behind every answer.
1.What is the difference between weight and mass?
- •Mass is amount of matter; weight is gravitational force on it
- •Weight is always greater than mass
- •Mass changes with location; weight stays constant
- •They are the same thing measured in different units
2.What is the fourth state of matter?
- •Vapor
- •Gel
- •Crystal
- •Plasma
3.Which state of matter has a definite shape and definite volume?
- •Plasma
- •Gas
- •Liquid
- •Solid
4.What is the unit of energy?
- •Joule
- •Watt
- •Ohm
- •Newton
5.What is sound?
- •A form of light that we can hear
- •A vibration that travels through a medium as a wave
- •A type of electromagnetic radiation
- •A flow of electrons through the air
6.What are conductors?
- •Materials that allow electricity to flow through them easily
- •Materials that absorb all light
- •Materials that generate their own electricity
- •Materials that block the flow of electricity
7.What does the abbreviation 'kg' stand for?
- •Kilometer
- •Kilobyte
- •Kilowatt
- •Kilogram
8.What instrument measures temperature?
- •Ammeter
- •Voltmeter
- •Barometer
- •Thermometer
9.What force keeps the Moon in orbit around the Earth?
- •Magnetism
- •Centrifugal force
- •Electromagnetic force
- •Gravity
10.What is the formula for calculating speed?
- •Speed = Time ÷ Distance
- •Speed = Force × Distance
- •Speed = Distance ÷ Time
- •Speed = Distance × Time