Pressure in solid, liquid and gas

Pressure is equal to force divided by what

• Area

• Distance

• Time

• Mass

Pressure in liquids depends on depth

• True

• False

Army tanks are useful for traveling through the mud because

• They increase the force the vehicle exerts on the ground

• They decrease the force the vehicle exerts on the ground

• They increase the pressure the vehicle exerts on the ground

• They decrease the pressure the vehicle exerts on the ground

What pressure does a 4000N horse exert on the ground if each foot is 10cm square

• 400 N/cm square

• 100 N/cm square

• 0.4 N/cm square

• 40 N/cm square

Pressure is measured in what units

• Pascals

• Newton

• Moles

• m/s

Which of these animals will exert the most pressure on the ground

• A fat cow with small feel

• A fat cow with big feet

• A thin cow with small feet

• A thin cow with big feet

Tags

NGSS.MS-PS2-4

Convert 10 kg into Newtons

• 98 N

• 4.5 N

• 0.098 N

• 100 N

Tags

NGSS.MS-PS2-4

Which of these statements are true

• The bottom of heels exert more pressure than the bottom of a boot

• The bottom of the boot exerts more pressure than the bottom of the heels

• They exert the same amount of pressure

• They don’t exert any pressure

What does pressure measure?

• Force exerted on a given area of surface

• Force absorbed by the given area of surface

Pressure can be measured in pascals (Pa) or Newton’s per meter square. 1Pa = 1N/m square

• True

• False