Podcast
Questions and Answers
What term is used to describe materials that do not allow light to pass through them?
What term is used to describe materials that do not allow light to pass through them?
- Opaque (correct)
- Transparent
- Translucent
- Reflective
What is the term for the property that shows how light travels in a straight line?
What is the term for the property that shows how light travels in a straight line?
- Dispersed Light
- Rectilinear Propagation of Light (correct)
- Convergent Beam
- Divergent Beam
Which type of beam consists of light rays that do not meet when traveling?
Which type of beam consists of light rays that do not meet when traveling?
- Rectilinear Beam
- Parallel Beam (correct)
- Divergent Beam
- Convergent Beam
What is the term for the energy that makes vision possible?
What is the term for the energy that makes vision possible?
What are bodies that produce their own light referred to as?
What are bodies that produce their own light referred to as?
What is the speed of light in air?
What is the speed of light in air?
What is the term for a non-luminous body that does not produce light on its own but reflects light from other sources?
What is the term for a non-luminous body that does not produce light on its own but reflects light from other sources?
What is the area of darkness cast by an opaque object between a point source of light and a screen called?
What is the area of darkness cast by an opaque object between a point source of light and a screen called?
What type of eclipse occurs when the earth comes between the moon and the sun in a straight line?
What type of eclipse occurs when the earth comes between the moon and the sun in a straight line?
Which law of reflection states that the angle of reflection is equal to the angle of incidence?
Which law of reflection states that the angle of reflection is equal to the angle of incidence?
What is the term for an image formed by the actual intersection of two or more rays?
What is the term for an image formed by the actual intersection of two or more rays?
What occurs when light rays fall on a smooth or polished surface?
What occurs when light rays fall on a smooth or polished surface?
What is the term for the bouncing back of light when it strikes a surface?
What is the term for the bouncing back of light when it strikes a surface?
Which type of eclipse occurs when only part of the earth or moon is covered?
Which type of eclipse occurs when only part of the earth or moon is covered?
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