Physical Quantities

What is the SI unit for speed

• m/s

• s/m

• ms

• m

What is the correct statement for velocity

• Rate of change of speed

• Displacement devide by time

• Si unit: km/hr

• Rate of change of acceleration

Tags

NGSS.MS-PS3-1

All units are for distance except:

• Meter

• Centimeter

• Manometer

• Milimeter

What is the formula for density?

• Weight/volume

• Energy/time

• Volume/mass

• Mass/volume

What is the correct symbol and SI unit for force

• F and si unit: Pa

• F and SI unit: N

• W and SI unit: Nm

• F and SI unit:N/m

What is formula for Pressure?

• P=FA

• P=F/A

• P=E/A

• P=gh

What is the following statement is false?

• Acceleration is the rate of change of velocity

• a=(v-u)/t

• Unit for acceleration is meter per second square

• SI unit for acceleration is kilometer per meter square

What is the SI unit for Work

• Joule/s

• Joule

• Newton

• Pascal

What is the couple of quantities have a same unit?

• Energy and force

• Energy and Work

• Energy and power

• Work and power

What is the formula for specific gravity?

• R=density of water/density of material

• R= density of material /density of water

• R= density of material / gravity

• R= density of water/gravity