Judge these pressure statements

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Pressure equals force divided by area.

2. Statement is true

   Yes

   Statement

   A sharper edge gives a higher pressure for the same force.

3. Statement is true

   No

   Statement

   Liquids exert pressure only on the bottom of the container.

4. Statement is true

   Yes

   Statement

   Atmospheric pressure decreases as we go up in altitude.

5. Statement is true

   No

   Statement

   SI unit of pressure is the newton.

Instructions

Read each statement about pressure in solids, liquids and air, then tap true or false.