Physical Science Module 1 Question Preview (ID: 24046)


Test 1. TEACHERS: click here for quick copy question ID numbers.

The smallest chemical unit of matter
a) atom
b) molecule
c) concentration
d) neutron

Two or more atoms linked together to make a substance with unique properties
a) atom
b) molecule
c) concentration
d) mass

The quantity of a substance within a certain volume
a) atom
b) molecule
c) concentration
d) measurement

Sulfur dioxide is a yellow powder that is composed of sulfur atoms. Sulfur dioxide is a colorless, poisonous gas that contains sulfur atoms. Is sulfur dioxide composed of atoms or molecules?
a) atoms
b) molecules
c)
d)

While looking at historical grave markers, you find a statue that is blue-green in color. In order to read the inscription, you scrub the statue's surface, and the blue-green color comes off as a fine powder. What color is the statue underneath?
a) copper
b) grey
c) blue
d) green

which picture represents atoms?
a) A
b) B
c)
d)

Which picture represents molecules?
a) A
b) B
c)
d)

You are reading a scientist's notes and you notice a measurement that is listed as 12.3 kilograms. Does this measurement represent length, mass or volume?
a) length
b) mass
c) volume
d)

What metric prefix means 1,000?
a) milli
b) kilo
c) centi
d) deci

How many centimeters are in 1.6 meters?
a) 1600cm
b) 1.6cm
c) 16cm
d) 160cm

An object's volume is 0.12kL. What is its volume in liters?
a) 12L
b) 120L
c) 1200L
d) 1.2L

A rock has a mass of 45.1 kg. What is its mass in slugs? (1 slug = 14.59 kg)
a) 4.51 slugs
b) 3.09 slugs
c) 45.1 slugs
d) 30.9 slugs

Ammonia is the active ingredient in many cleaners. Suppose I had 2 pails. If I added 5 cups of ammonia and 45 cups of water in pail A, and then add 5 cups of ammonia and 30 cups of water to pail B, Which pail contains the most powerful cleaner?
a) pail A
b) pail B
c)
d)

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