WorksheetsCP Chem Unit 1
Total questions: 15
Worksheet time: 10mins
Name
Class
Date
1.
Anything that has mass & takes up space
a)
gravity
b)
force
c)
matter
d)
volume
2.
Measure of the amount of matter
a)
mass
b)
volume
c)
weight
d)
density
3.
Volume is _________.
a)
how much matter is in an object
b)
how much space an object takes up
c)
how much something weighs
d)
how many atoms
4.
An object that floats in water is _____________
a)
Less dense than water
b)
More dense than water
c)
Same density as water
5.
What is the Law of Conservation of mass?
a)
Mass is created in a chemical reaction
b)
Mass is created in a physical change
c)
New chemicals formed from a chemical reaction have a larger overall mass than the original reactants
d)
Mass is never created or destroyed
6.
The leaf is 5mm wide.
a)
Qualitative
b)
Quantitative
7.
The clouds are grey and ground is wet.
a)
Qualitative
b)
Quantitative
8.
What two types of measurements make up DENSITY?
a)
Mass and Volume
b)
Temperature and Mass
c)
Grams and Centimeters
d)
Volume and Weight
9.
Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
10.
What units can be used to express density?
a)
g/mL
b)
grams
c)
millimeters
d)
milliliters
11.
This bullseye demonstrates...
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
12.
Which lab tool might you use to measure the volume of a liquid?
a)
electric scale
b)
bunsen burner
c)
test tube
d)
graduated cylinder
13.
Romy's measurements: 6.02 m, 6. 04 m, 6.03 m
Actual Value: 6.02 m
How would you define her measurements?
Actual Value: 6.02 m
How would you define her measurements?
a)
accurate and precise
b)
accurate
c)
precise
d)
neither
14.
When a measurement is repeatable and consistent it is said to have...
a)
High precision
b)
Low precision
c)
High accuracy
d)
Low accuracy
15.
Find the percent error. You estimate that you sent 135 texts last week but when you get the bill it was actually 108.
a)
(135 - 108)/135 = 20%
b)
(135 - 108)/108 = 25%
c)
(108 - 135)/135 = -20%
d)
(108 - 135)/108 = -25%
100 %
