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Properties of Matter
States of Matter
Elements and Compounds
Changes in Matter
Periodic Table of Element
100
The unit that measures the amount of space an object takes up is__________? a. color b. volume c. shape d. weight
What is volume.
100
The form of matter that has a definite shape and volume is a_____________. a. solid b. liquid c. gas d. plasma
What is solid.
100
A(n) __________ is a substance that cannot be broken down into simpler substances. a. molecule b. element c. mole d. compound
What is an element.
100
When a solid ice cube melts it turns into a liquid puddle of water. When a liquid puddle of water evaporates it turns into gas particles. What does this best explain? a. chemical change b. physical change c. both a physical and chemical change d. neither a physical nor chemical change
What is a physical change.
100
On the Periodic Table of Elements Hydrogen (H) has the number 1 above its symbol. What does the number 1 represent? a. hydrogen's atomic weight b. hydrogen's atomic number c. hydrogen's atomic hardness d. hydrogen's atomic volume
What is hydrogen's atomic number.
200
A mineral's reisitance to being scratched is designated by the Moh's scale measure which of the followingt physical property? a. texture b. hardness c. volume d. color
What is hardness.
200
The form of matter where there is definite volume is a _________. a. solid b. liquid c. gas d. plasma
What is liquid.
200
Which of the following if the result of elements combining in many ways to form new substances? a. molecule b. element c. mole d. compound
What is a compound.
200
You melt butter in a skillet, crack an egg and then fry an egg. What type of change does the egg experience? a. chemical change b. physical change c. first a physical change then a chemical change d. first a chemical change then a physical change.
What is first a physical change then a chemical change.
200
The element heluim has an atomic number of 2. Helium's has 2 protons that can be located ____________. a. orbiting around the atom b. inside the nucleus c. next to the electron d. inside the DNA
What is inside the nucleus.
300
Using only the sense of touch to determine a specific property of a substance, which of the following properties can be detected? a. texture b. luster c. color d. hardness
What is texture.
300
Of the four states of matter, which one does not occur naturally on Earth? a. solid b. liquid c. gas d. plasma
What is plasma.
300
Identify the simple compound of NaCl. a. sodium chloride b. methane gas c iron oxide d. hydrochloric acid
What is sodium chloride.
300
Which of the following processes involves only a chemical change? a. sublimation b. broken glass c. cloud formation d. combustion (fire, burning)
What is combustion.
300
The atomic symbol Na has the name _________________. a. nambium b. sodium c. iron d. chloride
What is sodium.
400
A measure of how a substance absorbs and reflects light is best defined by which of the following physical properties? a. texture b. odor c. shape d. color
What is color.
400
Both stars and the sun exist in which state of matter? a. solid b. liquid c. gas d. plasma
What is plasma.
400
Identify the simple compound Fe2O3 if Fe iron and O is oxygen? a. sodium chloride b. methane gas c. iron oxide d. hydrochloric acid
What is iron oxide.
400
Solid gold is known as a precioud metal that can be melted and molded to make all types of jewelry. What type of change does solid gold undergo in this process? a. chemical change b. physical change c. both a physical and chemical change d. neithera chemical nor physical change.
What is a physical change.
400
In this equation 2Fe + H2O --> _____FeH + O, what number should be placed on the products side to balance this equation. a. 1 b. 2 c. 3 d. none
What is 2.
500
Density if a measure of ________ per unit of _______ of a material or substance. a. mass, texture b. volume, liter c. mass, volume d. reflection, light
What is mass, volume.
500
In this state of matter, molecules are tightly packed together and undergo very little movement. a. solid b. liquid c. gas d. plasma
What is a solid.
500
Identify the simple compound CH4. a. sodium chloride b. methane gas c. iron oxide d. hydrochloric acid
What is methane gas.
500
When an apple gets cut open the flesh part of the apple turns brown because it is exposed to oxygen (O). This process is called oxidation. What type of change describes this process? a. chemical change b. physical change c. oxidational change d. decompositional change
What is a chemical change.
500
In this equation CH4 + NaCl + 2H --> C + NaCl + ____H, what number should be placed in front of the H to balance this equation? a. 2 b. 4 c. 6 d. 8
What is 6.