What is light?

What is the name given to a full shadow with sharp edges?

• a) Penumbra

• b) Fuzzy shadow

• c) Umbra

• d) Partial shadow

What is another name for infrared radiation?

• a) Ultraviolet light

• b) Heat or thermal energy

• c) X-rays

• d) Gamma rays

Tags

NGSS.MS-PS3-3

What is the term for an image that is the right way up?

• a) Inverted

• b) Reversed

• c) Upright

• d) Rotated

What property of light allows it to travel through empty space?

• a) Refraction

• b) Diffraction

• c) Interference

• d) Independence from a medium

Why do shadows form?

• a) Because light bends around objects

• b) Because light reflects off objects

• c) Because light travels in straight lines and is blocked by objects

• d) Because of the absence of light sources

What do modern cameras use to produce images that can be stored on a computer?

• a) Film negatives

• b) Electronic CCDs

• c) Photographic paper

• d) Mirrors

Tags

NGSS.MS-PS4-3

How is energy transferred from the Sun to the Earth?

• a) Through sound waves

• b) Through light waves

• c) Through infrared radiation

• d) Through magnetic waves

Tags

NGSS.MS-ESS1-1

What type of light source is the Sun?

• a) Incandescent

• b) Fluorescent

• c) Luminous

• d) Non-luminous

What type of image is formed in a pinhole camera?

• a) Upside down

• b) Right-side up

• c) Sideways

• d) Rotated

Who was the Arab scientist who explained how a pinhole camera works over 1000 years ago?

• a) Al-Biruni

• b) Ibn Sina

• c) Al-Haytham

• d) Ibn Khaldun