Metric System Quiz

How many meters are in a kilometer?

• 1000

• 100

• 10

• 1

Answer explanation

A kilometer is equal to 1000 meters. Therefore, the correct answer is 1000, as it represents the number of meters in one kilometer.

What is the abbreviation for microgram?

• mg

• mcg

• mgm

• mkg

Answer explanation

The abbreviation for microgram is 'mcg'. The other options, 'mg' stands for milligram, 'mgm' is not a standard abbreviation, and 'mkg' is not correct either.

How many nanoseconds are in 1 second?

• 1,000

• 1,000,000

• 1,000,000,000

• 1,000,000,000,000

Answer explanation

There are 1,000,000,000 nanoseconds in 1 second, as 1 nanosecond is one billionth of a second. Therefore, 1 second equals 1 billion nanoseconds.

How many meters is 200 centimeters?

• 2

• 20

• 0.2

• 2000

Answer explanation

To convert centimeters to meters, divide by 100. Therefore, 200 centimeters is equal to 200 ÷ 100 = 2 meters. The correct answer is 2.

How many milliliters are in a liter?

• 10

• 100

• 1000

• 10000

Answer explanation

There are 1000 milliliters in a liter. This is a standard conversion in the metric system, where 1 liter is defined as equal to 1000 milliliters.

What is the abbreviation for kilometer?

• km

• kl

• kml

• kmt

Answer explanation

The correct abbreviation for kilometer is 'km'. The other options, 'kl', 'kml', and 'kmt', do not represent kilometer and are incorrect.

How many seconds are in one week?

• 604,800

• 86,400

• 1,209,600

• 432,000

Answer explanation

To find the number of seconds in one week, multiply the number of seconds in a day (86,400) by the number of days in a week (7). Thus, 86,400 x 7 = 604,800 seconds. Therefore, the correct answer is 604,800.

What is the base unit of length in the metric system?

• Meter

• Centimeter

• Kilometer

• Millimeter

Answer explanation

The base unit of length in the metric system is the meter. It serves as the fundamental measure from which other units like centimeters, kilometers, and millimeters are derived.

Grams are the base unit of __________ in the metric system.

• Volume

• Length

• Mass

• Temperature

Answer explanation

Grams are the base unit of mass in the metric system, which measures the amount of matter in an object. The other options—volume, length, and temperature—are measured using different units.

Tags

NGSS.MS-PS1-5

Aria is designing a garden and needs to convert 1369 mm of fencing material to yards (1 mm = 0.4 in; 3 ft = 1 yard). How many yards of fencing does she have?

• 1.5 yards

• 2 yards

• 3 yards

• 4 yards

Answer explanation

To convert 1369 mm to yards, first convert mm to inches: 1369 mm * 0.4 in/mm = 547.6 in. Then convert inches to yards: 547.6 in / 36 in/yard = 15.2 yards. Thus, Aria has approximately 2 yards of fencing.