E, C, M
Ice is an example of a...
Compound
(-5)
Is cutting paper a physical or chemical property
Physical
-2
My hair is brown. Is that a physical or chemical property
Physical
+1
Which state of matter is the least compact?
Gas
+8
Which temperature scale is mostly used in the US?
Fahrenheit
-3
True or False. Mixtures are easy to separate.
True
-6
Is baking a cake a physical or chemical change
Chemical
+10
My hair is flammable. Is that a physical or chemical property
-1
Which state of matter can NOT flow?
Solid
-8
Which 2 temperature scales are based on water?
Fahrenheit & Celsius
-5
Pure substance is another way to say...
Element
+2
List your own example of a chemical and physical change
Answers may vary
+6
How can you tell if something is a physical property?
+4
Which phase change is from solid to liquid?
Melting
+9
Which temperature scale has water's freezing point at 0
Celsius
+6
Identify each as either an E, C, or M
Salt
Air
Oxygen (O)
Compound, Mixture, Element
-10
Is mixing salt in water a physical or chemical change?
Physical
+7
True or False. Not reacting with water is a chemical property
True
0
Which phase change goes straight from solid to gas.
Sublimation
+3
Which temperature scale is ONLY used by scientists?
Kelvin
+4
Which one can not be separated at all?
Element
+5
List 3 of the hints we can look for to determine if a chemical change has occured
Light, Heat, Color Change, Not reversible, New substance formed
-7
Give an example of a physical property and a chemical property
Answers may vary
-4
Pick a phase change and tell me what is occurring?
Ex. Freezing, liquid to solid
-9
True or False. Freezing point and melting point are the same temperature?
True
+0