WorksheetsBoiling Point
Total questions: 15
Worksheet time: 15mins
A student observed a liquid that boiled at 100°C. What type of liquid was boiling?
Salt water
Sugar water
Pure water
Lemon water
What is the point where a liquid changes to gas a gass called
Melting Point
Boiling Point
What happens to the boiling point of water when salt is added?
It decreases
It remains the same
It increases
It becomes unpredictable
The higher pressure inside a pressure cooker (a) the boiling point of water.
increases
decreases
At what altitude did the boiling point of water never exceed 88 °C, according to the article?
At sea level
In the Himalayas, at about 1,200 feet
In the Himalayas, at about 12,000 feet
At the top of Mount Everest
What is the reason for water boiling at a lower temperature at high altitudes?
Because the atmospheric pressure is higher
Because the water is purer
Because the atmospheric pressure is lower
Because of the presence of salt
What is the boiling point of pure water at sea level?
90°C
100°C
110°C
120°C
Which factor affects the boiling point of a liquid?
Color of the liquid
Volume of the liquid
Atmospheric pressure
Shape of the container
What happens to the boiling point of water when sugar is added?
It decreases
It remains the same
It increases
It becomes unpredictable
Why does water boil at a lower temperature on a mountain?
Higher atmospheric pressure
Lower atmospheric pressure
Higher temperature
Lower temperature
Which of the following liquids has the highest boiling point?
Ethanol
Acetone
Water
Mercury
What is the boiling point of ethanol?
78.37°C
100°C
90°C
120°C
How does altitude affect the boiling point of water?
Increases with altitude
Decreases with altitude
Remains constant
Varies unpredictably
What is the effect of impurities on the boiling point of a liquid?
No effect
Lowers the boiling point
Raises the boiling point
Makes it unpredictable
Which scientific principle explains the change in boiling point with pressure?
Archimedes' Principle
Boyle's Law
Charles's Law
Raoult's Law
