Gases
What are the four main states of matter?
Solid, liquid, gas and plasma
What is the SI unit of pressure?
Pascals (Pa)
What is the capital of Sweden?
Stockholm
What is temperature a measure of?
The average kinetic energy of particles.
What are the three common temperature scales?
Celsius, Fahrenheit, and Kelvin.
What happens to gas particles when temperature increases?
They move faster and collide more frequently.
What instrument is used to measure atmospheric pressure?
Barometer
How many continents are there on Earth?
7
What instrument do we use to measure temperature?
Thermometer
What is the freezing point of water in Celsius and Fahrenheit?
0° Celsius and 32 °F
Why do gases expand to fill their containers?
Gas particles move freely and spread out
What is atmospheric pressure at sea level in Pascals?
101,325 Pa
What is the largest planet in our solar system?
Jupiter
What happens to the motion of particles when temperature increases?
They move faster.
What is the boiling point of water in Kelvin?
373.15 K.
How does gas pressure relate to particle movement?
Faster-moving particles collide more with the container walls, increasing pressure.
What is the formula for pressure?
Force divided by Area
Who wrote "Romeo and Juliet"?
William Shakespeare
What is absolute zero?
The theoretical lowest possible temperature where particle motion stops
How do you convert from Celsius to Kelvin?
Add 273.15.
What is diffusion in gases?
The process of gas particles spreading out evenly.
How does increasing the volume of a gas affect its pressure
Pressure will decrease
What is the fastest land animal?
The cheetah.
How does heat transfer between two objects?
From the hotter object to the cooler one.
What is the formula to convert Fahrenheit to Celsius?
(°F - 32) × 5/9.