DEM2B_POP QUIZ

Define the characteristic of fluid.

• Fluid is produced from shape

• Fluid has fixed shape and can flow

• Fluid could be either gas or liquid

• Fluid is a type of liquid

Work is...

• a system that can change from one state to another state

• an energy produced by motion

• ability to transfer heat or performed work

• a force causing the movement (displacement) of an object

3 phase of pure substances.

• liquid, gas, steam

• solid, gas, steam

• solid, fluid, gas

• solid, liquid, gas

SI unit for length?

• Meter

• Centimeter

• Kilometer

• Milimeter

Convert 3km/h to m/s

• 0.083333 m/s

• 8.3333 m/s

• 83.333 m/s

• 0.83333 m/s

Unit for electric current.

• Second

• Candela

• Ampere

• Kelvin

1 m³ equal to

• 1000 cm³

• 1000 liter

• 1000 milimeter

• 1000 kg

Choose the primary dimension.

• Mass

• Power

• Density

• Velocity

Formula for velocity.

• force x length

• mass x acceleration

• length/time

• work/time

Density is...

• length per unit volume

• known as mass density

• as a symbol

• m³/kg unit