WorksheetsUnit 1 Chemistry Review
Total questions: 27
Worksheet time: 15mins
Which SI unit is NOT paired with its correct unit?
Mass = kilograms
Temperature = Celsius
Energy = Joules
Quantity = moles
What is the mass, in grams, of 30.0 ml of a liquid, if it's density is 0.60 g/ml?
5.00 g
5.0 g
18.0g
18 g
Which measurement represents a measurement of volume?
2.034 g
100.00 cm2
0.00230 M
2.0 x104
100 ml
If Jakes measurement is 473.5 g, what is Jakes estimated digit?
3
4
5
7
Cat loves to watch TikTok videos. He guesses that he watches, on average, 50 per day. He really watches 85 per day. What is Cat’s percent error?
-40 %
0.7 %
40 %
70 %
What does one data point represent on the graph?
The number of bears, dolphins or whales born in a specific year.
The number of bears, dolphins and whales born in a specific year.
The number of bears, dolphins and whales alive in a specific year.
The number of bears, dolphins or whales alive in a specific year.
Which sample below has the highest density?
A
B
C
D
Four students obtained the following measurements for the length of a piece of wood. The actual length was 30.5 cm. Each student measured the wood 4 times. Which of the following statements regarding their measurements are correct?
I – Ramshi’s measurements were both accurate and precise.
II – Alex’s measurements were both accurate and precise.
III – Becky’s measurements were accurate but not precise.
IV – Kara’s measurements were precise but not accurate.
I only
I and III only
II and III only
II and IV only
I, III and IV only
Which graph shows a direct relationship between the independent and dependent variable?
A
B
C
D
According to the scale on the top of the ruler, the length of line A should be recorded as
2 cm
2.5 cm
2.50 cm
2.500 cm
Which piece of lab equipment is best used for obtaining 10.0 mL of water for an experiment?
Beaker
Graduated cylinder
Round-bottom flask
Erlenmeyer flask
What should you do if you accidentally splash some acid on your arm?
Scream
Rinse in the sink
Wipe with a towel
Stare at the spill
What is the volume of the crystal?
9.9 cm3
23.4 cm3
36.9 cm3
13.5 cm3
Above are the results of a chemistry lab experiment. If the actual value were 35kg, what can be said about the measurements?
The measurements are accurate and percise.
The measurements are accurate but not precise.
The measurements are precise but not accurate.
The measurements are neither accurate not percise.
Mira is testing objects for her science experiment. She has a chart listing the mystery objects' densities, but no other information.
She needs to calculate which object has a mass of 27 grams. If each object has an identical volume of 3 cm³, which object has a mass of 27 grams?
A.
A
A
B
C
D
What is the correct way to read the volume of a liquid in a graduated cylinder?
From the top of the meniscus at eye level
From above the cylinder
From the side of the cylinder
From the bottom of the meniscus at eye level
If a student records the temperature as 25.0°C, which digit is the estimated digit?
0
2
5
None, all digits are certain
In which state of matter are the particles least able to move?
A
B
C
100 Celsius is ? Kelvin (K = Celsius + 273)
173 K
373K
273 K
0 K
What is the name of the lab equipment shown?
Beaker
Test Tube
Graduated Cylinder
Erlenmeyer Flask
What is the volume of the liquid shown?
63.5 mL
64 mL
65 mL
63 mL
