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Standard 1 Part 2
Test Description: Chemical and physical properties
Instructions: Answer all questions to get your test result.
1) The resistance of a liquid to flowing is called
A
Viscosity
B
None of the above
C
Speed
D
Gravity
2) Refer to chart 1. Which substance showed no chemical change?
A
Sodium
B
Argon
C
Carbon
D
Hydrogen
3) Refer to chart 1. Which of the tests measured physical properties?
A
Reaction to flame and water
B
Phase, reaction to water
C
Density, reaction to flame
D
Density, phase
4) Common substances: salt, water, air, sugar, iron, paper, plastic milk carton, gasoline. Which of these substances would be classified as highly flammable?
A
Iron, plastic
B
Water, sugar
C
Salt, air
D
Paper, gasoline
5) Common substances: salt, water, air, sugar, iron, paper, plastic milk carton, gasoline. Which of these substances would be classified as flexible?
A
Salt, iron
B
Water, paper
C
Sugar, gasoline
D
Paper, plastic
6) Marie Curie was the first scientist to purify and name the Element Radon. How could she describe Radon to other scientists, who had never seen it before?
A
Looked all over the world for other samples of pure Radon
B
Found pictures in a book to share with them
C
Tell them how much she enjoyed finding it in the ore
D
Using its chemical and physical properties
7) Refer to chart 2. Which of the following is a chemical property of gold?
A
Is very dense
B
Is very malleable, can form thin sheets
C
It forms beautiful and valuable jewelry
D
Does not react with most other chemicals
8) Which property of gold allows it to be made into thin sheets to cover statues?
A
Malleability
B
Reactivity
C
Taste
D
Density
9) Which properties of gold make it valuable for electronics?
A
It forms thin sheets and has a high density
B
It conducts electricity and not affected by other chemicals
C
It is yellow in color and has no taste
D
It can be reused to make jewelry and other valuable objects
10) A student puts out fire on the stove by dumping baking soda on the flame. How has the student used scientific knowledge in his daily life?
A
He knew a physical property of baking soda is that it doesn\'t melt
B
He knew a physical property of baking soda is that it is white in color
C
He knew a chemical property of baking soda is that it dissolves in water
D
He knew a chemical property of baking soda is that it doesn\'t burn
*select an answer for all questions
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