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WorksheetsPhysics & Chemistry Pre-assessment
Total questions: 10
Worksheet time: 9mins
Which example has particles that can be drawn closer to occupy smaller volume?
Fruit juice
Block of wood
Air inside the syringe
Ice cube
Which of the following phenomena does NOT involve the application of gas pressure?
Burning fuels
Falling leaves
Vulcanizing tire
Rising hot air balloons
How can you possible prove that gases have negligible mass?
Put a balloon in a digital balance before and after you fill it with air
Feel the weight of the samples on both hands
Ask two persons to hold a box filled with air
Support your claim of through equation
All the gas samples have the same temperature and mass. In which of the following conditions will the gas sample have highest density?
10 atm
8 atm
6 atm
4 atm
What happens to the density of a gas as its volume decrease at constant pressure and temperature?
decrease
increase
stays the same
unpredictable
What gas law best explains the explosion of the heated aerosol container?
What will happen to the gas pressure as the temperature increases, if the amount and volume of the gas are kept constant?
the gas pressure remains the same
the gas pressure decrease
the gas pressure increases
there is no significant effect
How does the temperature affect the average kinetic energy of gas molecules?
as the temperature decreases the average KE of gas molecules decreases
as the temperature decreases the average KE of gas molecules increases
as the temperature decreases the average KE of gas molecules remains the same
as the temperature decreases the average KE of gas molecules fluctuates
What kind of movement is exhibited by gas molecules?
Vibrational movement
Rotational movement
Translational movement
Combination of A, B & C
What gas law best explain the relationship among the volume, pressure, temperature and the number of moles of gases?
Boyle's law
Charle's law
Ideal Gas law
Combined Gas law
