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Lesson 4: Time

# Finding reasonable unit of measurement example

Sal chooses reasonable units of time activities like baking cookies. Created by Sal Khan.

## Want to join the conversation?

• How many grams are in a kilogram?
• There are 1,000 grams in a kilogram. The metric prefix kilo means 1,000. For example, 3 kilograms is 3,000 grams. This can also be applied to other units of measurement, like liters and meters.
• is this true a long-distance running race, strictly one of 26 miles and 385 yards (42.195 km)or not tell me .-.
• A 26 mi, 385 yd foot race is called a 'marathon' after a famous story where a messenger ran that far after the battle of Marathon back 2500 years ago. Your conversion is right: it's 42.195 kilometers.
• is there any thing you can measure in milligram?
• A lot of things. As john said for an example medicines requires only a small amount to be used.
(1 vote)
• is a house a pound or ounces?
• i don't understand can you explain it more simple?
• Im Nine
• The`s videos don`t help