Questions:
1. Explain the refraction of light when it travels from one medium to another.
2. Explain how a lens work.
3. Explain the dispersion of white light through a prism.
4. State the application of knowledge of the dispersion of white light.
5. Explain how heat is transferred through conduction, convection and radiation.
Answers:
1. Light travels from a medium.
2. Lens enlarge things.
3. White light turns into a rainbow through dispersion.
4. Rainbow contains red, yellow, orange, green, blue, indigo and violet.
5. Radiaton is formed when liquid heated up.
1. Explain the refraction of light when it travels from one medium to another.
2. Explain how a lens work.
3. Explain the dispersion of white light through a prism.
4. State the application of knowledge of the dispersion of white light.
5. Explain how heat is transferred through conduction, convection and radiation.
Answers:
1. Light travels from a medium.
2. Lens enlarge things.
3. White light turns into a rainbow through dispersion.
4. Rainbow contains red, yellow, orange, green, blue, indigo and violet.
5. Radiaton is formed when liquid heated up.