PHYSICS FORM 1

Plane mirror have a . . . sufaces

• Curve (inward)

• Curve (outward)

• Flat

choose the characteristic of image that have been formed by concave mirror

• Upright

• Smaller

• Bigger

• Same size

which one is not an applications of CONVEC MIRROR

• dental mirror

• Safety mirror

• Security mirror

• Blind spot mirror

Periscope . . .

• Will produces beautiful geometrical patterns

• Enables astronomers to observe distant objects in outer space

• helps tge navy officers in a submarine to observe objects above the sea surfaces

Light is a form of . . . .

• Matter

• Energy

Choose the correct statements

• Normal line is an imaginary straight line that meets the incident ray and reflacted ray

• Angle of incidence is the angle between reflacted ray and the normal line

• reflected ray is the ray thatvis directed to the mirror

Refraction of light occurs when light moves through two medi of different densities

• True

• False

Choose the correct applications of refractiom of light

• Pencils looks bent in water

• blue sky in middat

• Red sky during sunset

• Rainbow

. . . . . . .are the primary colours

• Red, green and yellow

• Margenta, red, green

• blue, green, red

• Margenta, cyan, green

Substraction of light occurs when colours of lights is mixing together.

• True

• False