The imaginary line perpendicular to a reflecting surface is called _____.

• crooked line
• parallel line
• angular line
• normal line

Tags

NGSS.MS-PS4-2

Why can you see most objects? 

• they emit light
• light refracts through them
• light reflects off them
• They absorb light

Tags

NGSS.MS-PS4-2

Law of reflection state that - The angle of incidence is .................. to the angle of reflection.

• equal
• double
• half

Tags

NGSS.MS-PS4-2

Images in a plane mirror are

• real

• larger

• same size

• smaller

Tags

NGSS.MS-PS4-2

What is an image called that forms when light rays actually meet

• virtual image
• real image
• diffuse reflection
• regular reflection

Tags

NGSS.MS-PS4-2

In the image, all the rays meet at F, What is F

• focal length

• focal point

• center of curvature

• reflection

Convex Mirrors produce...

• only virtual images
• virtual or real images
• only real images
• inverted images

Tags

NGSS.MS-PS4-2

Which terms describe the reflection seen in this image?

• virtual, upright
• virtual, inverted
• real, upright
• real, inverted

Tags

NGSS.MS-PS4-2

The two types of spherical mirrors are ...............

• flat and plane

• concave and plane

• convex and concave

• plane and rectangular

If 'R' is radius of curvature and 'f' is focal length of a spherical mirror then the correct relation between the two is

• R = f

• R = f/2

• f = 2R

• f = R/2