56 Questions
What is the force that gas particles exert when they collide with the walls of their container?
Gas pressure
What is the function of a pressure gauge?
To measure the pressure of a gas
What happens to the pressure of a gas when it is heated?
It increases
What is the effect of decreasing the volume of a gas on its pressure?
It increases the pressure
What is the result of fewer gas particles in a container?
Lower pressure
What is the primary reason for the increase in gas pressure when the temperature is increased?
Increase in the speed of the particles
What is the term for the mechanism that controls the release or admission of air into a container?
Air valve
What is the primary cause of gas pressure?
The motion of the gas particles
What is the primary function of a pressure gauge?
To measure the pressure inside a container
What happens to the particles of a gas when it is heated?
They move faster and collide more with the container walls
What is the effect of decreasing the volume of a gas on its pressure?
The pressure increases
What happens to the pressure of a gas when it is moved from a smaller container to a larger one?
The pressure decreases
What is the purpose of blowing air into a balloon in the activity to measure gas pressure?
To increase the pressure inside the balloon
What is the difference between a simple pressure gauge and a digital pressure gauge?
A digital pressure gauge is more accurate
What is the primary factor that determines the frequency of collisions between gas particles and the container walls?
Number of particles
Why does cooling a gas decrease its pressure?
The particles lose energy and move slower
What happens to the pressure of a gas when its volume is increased?
It decreases
What is the result of increasing the number of gas particles in a container?
The pressure increases
Why do gas particles collide with each other and the container walls?
Because they are in constant motion
What is the effect of heating a gas on the frequency of collisions?
It increases the frequency
What is the primary reason for the decrease in gas pressure when the volume is increased?
Less frequent collisions
What is the relationship between the number of gas particles and the frequency of collisions?
They are directly proportional
What is the main reason for the movement of the bar or needle in a pressure gauge?
The collisions of air particles with the disc
What happens to the density of a gas when it is moved from a smaller container to a larger one?
It decreases
What is the effect of cooling a gas on its pressure?
It decreases
What is the purpose of measuring the pressure inside a balloon?
To observe how the pressure changes as more air is added
What happens to the pressure of a gas when its volume is increased?
It decreases
What is the main reason for the difference in readings between a simple pressure gauge and a digital pressure gauge?
The method of measurement
What is the primary factor that influences the force of collisions between gas particles and the container walls?
The speed of the gas particles
What happens to the pressure of a gas when its particles move faster?
It increases
Which of the following is NOT a factor that affects gas pressure?
Color of the container
What is the result of increasing the volume of a gas while keeping the number of particles constant?
The pressure decreases
What is the relationship between the number of gas particles and the frequency of collisions?
Directly proportional
What happens to the pressure of a gas when it is cooled?
It decreases
Why does increasing the number of gas particles in a container result in higher pressure?
Because the particles collide more frequently
What is the primary reason for the decrease in gas pressure when the volume is increased?
Because the particles collide less frequently
What happens to the pressure inside a balloon when more air is added?
The pressure increases
What is the effect of increasing the volume of a gas on its pressure?
The pressure decreases
Why does the pressure of a gas decrease when it is moved from a smaller container to a larger one?
The particles have more space to move
What is the primary reason for the movement of the bar or needle in a pressure gauge?
The force from gas particles colliding with the container walls
What happens to the density of a gas when it is heated?
It remains the same
What is the primary reason for the decrease in gas pressure when a gas is cooled?
The particles move slower
Which of the following best explains why the pressure of a gas increases when its volume is decreased?
The particles have less space to move, resulting in more frequent collisions with the container walls.
What is the primary reason for the decrease in pressure when a gas is moved from a smaller container to a larger one?
The particles have more space to move, resulting in fewer collisions with the container walls.
Which of the following is a direct result of increasing the temperature of a gas?
An increase in the frequency of collisions between particles and the container walls.
What is the primary reason for the difference in pressure readings between a simple pressure gauge and a digital pressure gauge?
The method of measurement used by the gauge.
Which of the following best explains why the pressure of a gas decreases when it is cooled?
The particles move slower and collide less frequently with the container walls.
What is the primary reason for the increase in pressure when a gas is compressed into a smaller container?
The particles move faster and collide more frequently with the container walls.
What is the primary reason why gas particles collide with each other and the container walls?
The particles have kinetic energy
Which of the following best explains why increasing the temperature of a gas increases its pressure?
The particles move faster and collide more frequently
What is the effect of increasing the volume of a gas while keeping the number of particles constant?
The pressure decreases
What is the primary reason why gas pressure is higher in a smaller container than in a larger one?
The particles are more densely packed
What happens to the number of collisions between gas particles and the container walls when the number of particles is increased?
The number of collisions increases
What is the relationship between the temperature of a gas and the frequency of collisions between the particles and the container walls?
The frequency of collisions increases with increasing temperature
What is the effect of reducing the number of gas particles in a container on the frequency of collisions?
The frequency of collisions decreases
What is the primary factor that determines the force of collisions between gas particles and the container walls?
The kinetic energy of the particles
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
