Across
- 2. A magnifying glass is what type of lens
- 3. Object that allows light to pass through partially is called
- 6. Which Scientist is well known for his theory of relativity
- 7. Newton’s first law
- 8. Metal expands when heated and do what when cooled
- 9. The wire inside a bulb is known as
- 10. Electric resistance is typically measured in what units
Down
- 1. An invisible force that pulls objects towards the earth
- 4. Which is the unit of sound
- 5. When light bends as it enters a different medium the process is known as what