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Materials and Light
Refraction
Measuring Matter
What Matter is Made of
Hodge Podge
100
What spectrum are microwaves and X-rays a part of?
The electromagnetic spectrum
100
The bending of light rays as they go from one substance to another.
refraction
100
Anything that has mass and takes up space is called ___________.
matter
100
The smallest unit of an element that still has the properties of the element
Atom
100
Mass divided by volume equals what?
density
200
What describes a material that light cannot pass through?
opaque
200
When pencil sitting in a glass of water appears to be broken, what is happening?
The light beams are being bent(refracted) as they pass from one substance(air) to another(water).
200
The amount of matter in an object.
mass
200
a basic building block of matter; a pure substance that cannot be broken down into anything simpler
element
200
Which has a greater density, 3 cubic centimeters of cork or 3 cubic centimeters of lead?
3 cubic centimeters of lead
300
transparent
What word describes a material that light can easily pass through?
300
A lens that curves inward and spreads light rays apart, making images appear smaller, is called what?
concave
300
________________ measures how much space a sample of matter takes up.
volume
300
Name 3 parts of an atom.
neutron, proton, electron
300
The property of ______________ allows an object to float.
bouyancy
400
What happens when white light passes through a prism?
It is refracted into the colors of the spectrum.
400
A lens that curves outward and brings light together, making images appear larger, is called what?
convex
400
The measure of the force of gravity between Earth and an object of matter is called _______________.
weight
400
The central part of an atom that contains the neutrons and protons is called the ________________.
nucleus
400
State 3 properties of matter.
density, mass, volume, weight
500
translucent
What word describes a material that only some light can pass through?
500
denser
Light traveling from one substance into a ____________ substance slows down.
500
Scientists prefer to use a quantity called _____________ to measure weight.
newton
500
A chemical combination of 2 or more elements into a single substance.
a compount
500
Name 3 more properties of matter.
conductivity, insulation, magnetism