GED Test (High School Equivalency) · Science

Physical Science

13 practice questions, each with the answer and an explanation.

Practise Physical Science now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 13 questions

  1. What is the unit of force?
  2. An object has a mass of 10 kilograms and a volume of 2 cubic meters. What is its density?
  3. Which element is the most abundant gas in Earth's atmosphere?
  4. Which state of matter has a definite volume but no definite shape?
  5. In a circuit, which unit measures electric current?
  6. Two magnets are placed with their north poles facing each other. What happens?
  7. What is the pH of a neutral substance such as pure water?
  8. A car speeds up from rest to 20 meters per second in 5 seconds. What is its acceleration?
  9. Which type of energy does a moving object have?
  10. Which is an example of a chemical change?
  11. What is the chemical formula for water?
  12. What type of wave is sound?
  13. What happens to the particles of a solid when it is heated until it melts?

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