| Quiz | Particle model of matter |
|---|---|
| Name | |
| Result | PASSED |
| Score | 24 / 26 (92.3%) |
| Passing score | 20.8 |
| Quiz took | 21 min 38 sec |
| Quiz finished at | 2021-04-17 03:32:28 |
In a solid, the particles are ______ packed together.
Solids are _____ density
In a gas, the particles are _____ spread out.
Gases have ____ density.
A body has a mass of 6 kg and a volume of 12 m cubed. Calculate its density.
A 10m cubed object has a mass of 1500g. What is its density?
Calculate the mass of 0.2m cubed of density 10 kg/m cubed.
When reading the volume of water in a measuring tube, make sure your eye level is the same level as the meniscus. Otherwise a _____ error will arise and your values will be incorrect.
1kg of water at 100 degrees Celsius will turn to _____ of steam at 100 degrees Celsius
A gas changing into a liquid is called
A liquid changing into a solid is called
A solid changing into a liquid is called
A liquid changing into a gas is called
A solid changing into a gas is called
A gas changing into a solid is called
As the temperature increases, the particles have _______ kinetic energy
Water has specific latent heat of fusion 334,000J/kg and specific latent heat of vaporisation 2,260,000 J/kg. Calculate the amount of energy required to convert 25kg of ice to water at 0 degrees Celsius.
Water has specific latent heat of fusion 334,000J/kg and specific latent heat of vaporisation 2,260,000 J/kg. Calculate the amount of energy required to convert 5kg of team to liquid water at 100 degrees Celsius.
_________ is the amount of heat required to change a unit mass of the substance from solid to liquid state, without any change in the temperature.
___________ is the amount of heat required to change unit mass of the substance from liquid state to gas state without a temperature change.
________ is the heat energy that is needed to raise the temperature of 1kg of the substance, by 1 degree C.
Pressure of a gas can be increased by
Pressure of a gas can be decreased by
As you blow air into a balloon, the pressure increases as the particles _______ the inside of balloon's walls.
At atmospheric pressure, 100kPa, the volume of a trapped gas is 40cm cubed. A pump is used to increase the pressure on the trapped gas to 250kPa. Calculate the new volume of the trapped air.
When a gas is compressed quickly, its volume decreases quickly and its temperature can _______.