final physic P1

A convex lens produces

• a virtual upright image.

• a virtual inverted image.

• a real upright image.

• an real inverted image.

A plane mirror produces

• a virtual image at the same distance from the surface of the mirror.

• a real image at the same distance from the surface of the mirror.

• an real image at half the distance from the surface of the mirror. .

• a virtual image at half the distance from the surface of the mirror.

Light passing through a convex lens demonstrates _____.

• homeostasis

• refraction

• diffraction

• polarization

In order to produce an image with a convex lens that is equal in size to the object, the object distance and the image distance must be.....

• half of the focal length.

• twice the focal length.

• equal.

• inverted.

If a dog is 10 feet in front of the mirror, how far away does the dog's image seem to be from the surface of the mirror?

• 5 feet

• 10 feet

• 15 feet

• 20 feet

Light is considered to be

• electromagnetic waves

• particles

• transverse waves

• all of the above

Which electromagnetic wave carries the most energy?

• gamma waves

• microwaves

• radio waves

• light waves

The image appears when

• all 3 rays cross

• at point F behind the lens

• at point 2F behind the lens

Which lens represents the path light takes through a diverging lens?

• 
• 
• 
• 

When ALL of the light is blocked

• 
  opaque

• translucent

• transparent