Physical Quantities and Metric units

Front

What is a physical quantity?

Back

A physical quantity is a property of a physical system that can be measured and expressed as a number with a unit, such as length, mass, time, and temperature.

Front

What is the SI unit for mass?

Back

The SI unit for mass is the kilogram (kg).

Front

What is the symbol for time in physics?

Back

The symbol for time in physics is 't'.

Front

What does the metric prefix 'kilo-' represent?

Back

The metric prefix 'kilo-' represents a factor of 1,000.

Front

What is the SI unit for temperature?

Back

The SI unit for temperature is the Kelvin (K).

Front

Which metric prefix represents one million?

Back

The metric prefix 'mega-' (M) represents one million.

Front

What is the smallest metric prefix?

Back

The smallest metric prefix is 'milli-' (m), which represents one thousandth (1/1000).

Front

What is the SI unit for distance?

Back

The SI unit for distance is the meter (m).

Front

What does the metric prefix 'centi-' represent?

Back

The metric prefix 'centi-' represents one hundredth (1/100).

Front

What is the relationship between meters and kilometers?

Back

1 kilometer (km) is equal to 1,000 meters (m).