Science Vocabulary words for Unit 9 updated

Section 1

Bounces – to move up or away after hitting a surface.

Let – to allow

Silhouette – a dark shape seen against a light background.

Candle – a piece of wax shaped like a stick with a wick.

Shadow – a black silhouette produced by an object that blocks the light

Artificial – not natural, made in a factory.

Frosted – covered by white crystalline coating like snow

Tracing paper – a translucent paper for tracing maps, drawings or design

Curtains – a hanging piece of fabric used to shut out the light on a window or door.

Section 2 and 3

Lens – a piece of transparent material that refracts Light.

Diffuse – to spread or scatter widely

Magnify – to make something look larger than it is

Smooth – texture not rough

Reflecting – to send back light or energy from a surface

Toward – in the direction of

Surface –(the outer layer)  any face of a body or thing

Specular – like a mirror

Convergence lens – (moving towards or meeting at some common point) refracts the light rays so the object looks bigger

Sharp – having a thin edge that can cut. One who is clever at cheating

Vacuum – a space absolutely devoid of matter

Focus – (v) the exact place or position where beams converge.

Shiny – filled with light

Mirror – a reflecting surface usually of glass

Texture – the physical structure of a material

Refract – to cause a ray of light to change direction as it passes through different substances like a glass of water,

Section 4 wordlist

 Spectrum – an array of Light waves. The set of colours into which a beam of light can be separated or arranged of waves such as light waves or radio waves.

Primary – a first section

Absorb – to take something in.

Drops – a small amount of liquid produced in a globule

Prism – geometrical body form by two equal poligons