Test chapter 1

Which of the following is a fundamental quantity?

• Speed

• Force

• Time

• Density

A derived quantity is one that:

• No unit

• Derived form basic

• Always vector

• None

The SI unit of force is:

• Newton

• Joule

• Pascal

• Watt

Which of the following is not a physical quantity?

• Energy

• Work

• Length

• Love

Which one of the following is a scalar quantity?

• Velocity

• Acceleration

• Fofrce

• Density

The SI unit of mass is:

• Gram

• Megagram

• Kilo

• Kilogram(kg)

The SI unit of length is:

• Meter

• Kilometer

• Centimeter

• Joule

The standard unit of electric current is:

• Voltage ⚡

• Kelvin

• Ampere

• Mole

Total base quantities

• 4

• 5

• 6

• 7

The prefix milli- (m) means:

• 10^3

• 10^-3

• 10^-6

• 10^5