Gaza official says Israeli fire kills Palestinian man and wounds another

What is the basic definition of pressure?

• The volume of a liquid

• The speed of an object

• The weight of an object

• The force applied on a surface per unit area

Which unit is commonly used to measure pressure?

• Pascals

• Kilograms

• Liters

• Meters

How does a barometer measure pressure?

• By using a spring mechanism

• By using a digital sensor

• By measuring the height of a column of liquid

• By calculating the weight of an object

Which of the following is an example of pressure in everyday life?

• The boiling of water

• The inflation of a balloon

• The melting of ice

• The freezing of water

Why is pressure important in hydraulic systems?

• It decreases the volume

• It allows for the transmission of force

• It helps in reducing friction

• It increases the temperature