WorksheetsProperties & Changes in Matter
Total questions: 30
Worksheet time: 23mins
Identify if the following are physical (P) or chemical (C) characteristics: Sodium (Na) is a very reactive alkali metal.
(a)
Identify if the following are physical (P) or chemical (C) characteristics: Oxygen (O) is a gas.
(a)
Identify if the following are physical (P) or chemical (C) characteristics: A ruby is red.
(a)
Identify if the following are physical (P) or chemical (C) characteristics: Copper (Cu) conducts electricity.
(a)
Identify if the following are physical (P) or chemical (C) characteristics: Water (H2O) freezes at 0 degrees Celsius.
(a)
Identify if the following are physical (P) or chemical (C) characteristics: Iron (Fe) reacts with water to form rust.
(a)
Identify if the following are physical (P) or chemical (C) characteristics: Silver (Ag) reacts with moisture in the air to form tarnish.
(a)
Identify if the following are physical (P) or chemical (C) characteristics: The chalkboard is magnetic.
(a)
Identify if the following are physical (P) or chemical (C) characteristics: Sand and dirt are mixed in a flower pot.
(a)
Physical Change - Examples: Breaking Watermelon - Changing from one big piece into (a) pieces.
Physical Change - Examples: Ice Cream Melting - Changing from one (a) of matter to another.
Physical Change - Examples: Breaking food into small pieces with your (a) .
Chemical Change - Examples: Sodium metal and Chlorine gas react to form (a) .
Chemical Change - Examples: Digesting food - food is broken down by (a) .
Which of the following is a physical change?
Burning paper
Rusting of iron
Dissolving sugar in water
Milk souring
A characteristic of matter that allows it to change into something new is a?
Physical Property
Chemical Change
Chemical Property
Physical Change
Flammability is a (a) property
The ability to burn
Boiling
Flammability
Gas
Solid
Reactivity is what type of property?
Physical
Chemical
What is Oobleck?
A non-Newtonian liquid
A solid
A liquid
plasma
How do you make Oobleck?
2 cups water 1 cup cornstarch
2 cups cornstarch 1 cup water
2 cups water 3 cups cornstarch
I don’t know
gas
A non-Newtonian fluid acts like_____________.
a solid when pressure is applied and a liquid at rest
a regular fluid
a solid all the time and a liquid when you touch it
a liquid or solid without a reason
Diamonds and graphite are both made up of only carbon atoms, will they have the same properties?
Yes, because they are both made up of the same type of atoms
Yes, because the molecular structure of both are exactly the same.
No, because the way the carbon atoms are arranged and bonded to each other are different
No, because they are made up of the same type and number of atoms.
Using the image above determine if a physical or chemical change has occurred in Model B.
A chemical change has occurred in model B. In the second cup you can see that the molecules have just rearranged.
A chemical change has occurred in model B. In the second cup you can see a bond (black line) has formed between the green and blue molecule and new light pink/light blue molecules have also formed.
A physical change has occurred in model B. In the second cup you can see that the molecules have just rearranged.
A physical change has occurred in model B. In the second cup you can see a bond (black line) has formed between the green and blue molecule and new light pink/light blue molecules have also formed.
Using the image above determine if a physical or chemical change has occurred in Model A.
A chemical change has occurred in model A. In the first cup you can see that the molecules have just rearranged.
A chemical change has occurred in model A. In the first cup you can see a bond (black line) has formed between the green and blue molecule and new light pink/light blue molecules have also formed.
A physical change has occurred in model A. In the first cup you can see that the molecules have just rearranged.
A physical change has occurred in model A. In the first cup you can see a bond (black line) has formed between the green and blue molecule and new light pink/light blue molecules have also formed.
In physical changes, substances might change in ________ but not in ________.
a. volume; state of matter
b. appearance; composition
c. texture; color
d. weight; mass
