Pressure

Question 1

What does pressure tell us?

Answer 1

How concentrated a force is.

Question 2

What is pressure measured in?

Answer 2

Pascals (Pa)

1 Pa = 1 N m-2

Question 3

Pressure equation.

Answer 3

Pressure = Force (in N) / Area (in m2)

P = F/A

Question 4

Why do camels have large flat feet?

Answer 4

• To spread thier weight over a large area
• Reduce the pressure they exert on the ground
• Means they are less likely to sink into the sand

Question 5

Why do sharp knives cut more easily than blunt ones?

Answer 5

• Sharp edge has a smaller area
• Creates greater pressure
• So is easier to cut through things

Question 6

Is Pressure a Scalar or a Vector?

Answer 6

• Scalar Quantity