Grade 10 Optics

a real image...

• is produced by virtual rays and can be projected on a screen

• is produced by real rays and cannot be projected on a screen

• is produced by virtual rays and cannot be projected on a screen

• is produced by real rays and can be projected on a screen

An incident ray that is parallel to the principal axis...

• will reflect parallel to the principal axis
• will refract through the focal point
• will reflect through the center of curvature
• will continue along the same path through the lens

Which picture represents what happens when light travels through a CONVERGING lens?

• A- left picture

• B - Right picture

Tags

NGSS.HS-PS4-3

True or False:
We see colors because those colors are reflected back to our eyes. 

• True
• False

Speed of light in a vacuum is

• represented by the symbol "c"
• 3.00 X10⁸ m/s 
• both answers are correct

this is an example of

• refraction

• diffraction

• infraction

• reflection

Tags

NGSS.HS-PS4-1

Which ways does light bend going from air to water?

• away from the normal
• towards the normal
• does not ben

Tags

NGSS.HS-PS4-5

The Law of Reflection:
The angle of incidence is _________ the angle of reflection

• bigger than
• the same as
• smaller than

Tags

NGSS.MS-PS4-2

Images seen in a plane mirror are always

• Upright and Virtual

• Upright and Real

• Inverted and Virtual

• Farther and Virtual

A magnifying glass is an example of what type of lens?

• convex
• concave
• mirror
• Cylinder