vocabulary
states of matter
physical and chemical changes
mixtures and solutions
Q and A
100
the amount of matter packed inside a given amount of space is...?
denisty
100
name 3 examples if a solid
particles packed tightly together definite shape and definate volume
100
name 3 examples where chemical change has occurred
smell/odor burning changes color
100
what is a mixture?
2 or more different materals placed together
100
which of the following is a chemical change A:melting butter B:baking cookies C:making a pitcher of lemonade D:blowing up a ballon
B:baking cookies
200
the smallest part of an element that still has the properties of the element is...?
atoms
200
what happens if there is heat removed from a gas
it turns into a liquid
200
what are some examples of physical changes.
Freezing, melting, boiling, condensing
200
what is a soultion?
mixture of 2 or more things combined where matter is spread out evanly and will not settle or seperate
200
what is the volume of a rectangular prism 4 cm by 15 cm 6 cm?
360 centimeters cubed
300
what is the definition of solubility
matters ability to dissolve into a liquid
300
what happens if heat is added to a solid
it turns into a liquid
300
what are physical changes
a change that does not result in a new substance
300
list 3 factors that affect the speed of matters ability to dissolve
size stir hot water
400
what is the definition of a solid
state of matter where the substance has a definite shape and volume.
400
what is the difference between a solid and a gas
a solid has particles packed tightly and a gas has particles spread out
400
what is a chemical change
it is a change that results in one or more new substances with different properties
400
how is the mass of an object measured
with a balance scale
500
Every atom has three parts, what are they
proton positive electrical charge electron negative charge nutron no charge at all
500
what are the three states of matter
solid liquid gas
500
what will cause a physical change to a tomato pour vinegar on it put it in a blender let it rot
put it in a blender
500
list six properties of matter that can be observed
state texture color shape size odor
M
e
n
u