Pre-Test on Chapter 4 Measurement

What does SI stand for in measurements?

• Standard International

• System of Information

• International System

• Standard Information

Which of the following is the base unit of length in the SI system?

• Meter

• Kilogram

• Second

• Ampere

What is the SI base unit for mass?

• Gram

• Kilogram

• Ton

• Pound

What is the SI unit for time?

• Minute

• Hour

• Second

• Day

Which prefix represents 10^3 in the SI system?

• Milli-

• Kilo-

• Mega-

• Giga-

Which SI prefix means 10^-3?

• Centi-

• Deci-

• Milli-

• Micro-

What does the prefix 'micro-' represent in the SI system?

• 10^-3

• 10^-6

• 10^-9

• 10^-12

Which term describes the closeness of a measurement to the true value?

• Precision

• Accuracy

• Validity

• Reliability

What is dimensional analysis used for?

• To measure dimensions

• To convert one unit of measurement to another

• To analyze dimensions in physics

• To calculate volume

Which of the following is an example of a derived unit in the SI system?

• Meter

• Kilogram

• Newton

• Second