Grade 6.Sc.End Of Term 2

What is the difference between a lens and a mirror?

• A mirror refracts light.

• A mirror bends light inward.

• A mirror reflects light while a lens refracts light.

• A mirror aborbs light outward.

A _______ mirror is a flat, smooth mirror.

• spherical

• plane

• convex

• concave

Objects that allow all light to shine through are called ___ .

• oblique

• opaque

• transparent

• translucent mirrors

The natural agent that stimulates sight and makes things visible is _____ .

• sound

• a convex mirror

• light

• none of the above

A _________ has a reflecting surface that curves inward.

• concave mirror

• focal point

• convex mirror

• sonar

In which of the following scenarios would you see a reflection of an image?

• Glass filled with water

• A waterfall

• A mirror

• A wall

Which of the following scenarios would refraction be observed?

• A pencil placed in a glass filled with water

• A pencil placed in front of mirror

• A periscope

• None of the above

Which of the following would NOT sound proof a home?

• Thick curtains hung at the window.

• Gardens and plants around the home.

• Televisions turned to maximum volume.

• Floors and covered with rugs or carpets.

Using the information below choose wether the statement is SUPPORTED or NOT SUPPORTED

There is a special film that is applied to windows that allows one-way vision from inside a building. On the outside the film appears black but it allows natural light to enter the building. Those inside the building can see outside, however, those on the outside cannot see inside the building.

STATEMENT

All windows are transparent.

• Supported

• Not Supported

Using the information below choose wether the statement is SUPPORTED or NOT SUPPORTED

There is a special film that is applied to windows that allows one-way vision from inside a building. On the outside the film appears black but it allows natural light to enter the building. Those inside the building can see outside, however, those on the outside cannot see inside the building.

STATEMENT

The film absorbs all light.

• Supported

• Not Supported