Quarter 2- Long Test in Mirror and Lens

What type of lens is wider in the middle than on the edges?

• concave

• convex

• objective

• ocular

When light passes through a convex lens, it ____

• Diverge, or spread apart

• Reflect, or bounce off

• Converge, or come together

• Create a rainbow

The point where the rays meet is known as....

• Fire
• the focal point
• refraction
• Plane of the lens

When an object is placed on the focal point in front of a convex lens, the image produced is ___.

• real, reduced, and inverted
• real, enlarged, and inverted
• real, true, and inverted
• There is no image

This image is...

• Inverted and smaller
• inverted and bigger
• not inverted and smaller
• not inverted and bigger

When light bends through a new medium, what is happening?

• reflection
• refraction
• absorption
• translucent

Light rays bend when they go from air to water  because of a change in ___________.

• color
• wavelength
• density
• speed

This diagram best represents 

• reflection
• refraction
• absorption
• diffusion

What is the ray of light that strikes the surface.

• Incident ray
• reflected ray
• normal ray
• normal

....................... - the imaginary line perpendicular to the surface.

• Normal
• Angle of incidence 
• Angle of reflection