1.4 Study Guide Flashcards
Which is the larger unit? Centi or Milli?
Centi is the larger unit.
What is 4 km to cm?
400,000
Is a micrometer smaller or is a nanometer smaller?
The nanometer is the smaller one.
What is the definition of Mass?
Mass is how much matter makes up that object.
What is the definition of Volume?
Volume is how much space an object takes up.
If a ruler reads up to 1cm per tick, then you would use one more decimal point. For example:
6.5, 7.2, 5.1, Can not just use whole numbers
How do you calculate the mean?
Add all of the numbers then divide by how many numbers you have.
How do you calculate the median?
Put all of your numbers in a line from least to greatest and then find the middle/center number.
How much smaller is a micrometer than a centimeter?
It is 10^6 smaller than a centimeter.
What determines what decimal point you round to when using a ruler?
You always measure by 1 decimal point more precise than the ruler shows.
What is the order of prefixes in the metric system from largest to smallest?
Mega, Kilo, Hecto, Centi, Milli, Micro, Nano, Pico.
How are Centimeters and Millimeters connected?
Centimeters are one place larger than millimeters. This means they are 10x larger.
Find the average of 37.3, 14.8, 7.3, 4.9, 8.6, 105.1, and 65.7
The average is 34.81
Find the median of the following numbers: 7,3, 9 1, 6, 4, 7, 9, and 4
The median is 6
What is the order of metric prefixes from largest to smallest
Mega, kilo, hecto, centi, milli, micro, nano, pico
