1.2 Study Guide Flashcards
What is the relationship between the metric prefixes and the metric units?
You need the prefixes to show different sizes of a unit.
How many kilograms are 20 grams?
0.02
What is the Metric Order?
Kilo→ Hecto→ Deca→ Base→ Deci→ Centi→ Milli
How do you go from the Base unit to Centi?
Take the base and multiply by 10, then multiply by 10 again.
How do you go up in the metric scale?
multiply your number by 10 for every space you need to go up
How do you go down in the metric scale
Dive your number by 10 for every space you need to go down
What is the difference between mass and volume?
Mass is how much matter is in an object.
Volume is how much space a specific object takes up.
Where do you measure liquid in a beaker or cylinder?
At the meniscus line
Where does the independent variable go on a graph?
On the X-axis (horizontal)
Where does the dependent variable go on a graph?
On the Y-axis (Vertical)
How do you calculate mean
Find the sum of all numbers in the data set, then divide by how many numbers are in the data set. (average)
How do you calculate the median of a set of data?
You find the middle number in the set. If it’s and even number, find the average of the two middle numbers.
How many digits should you calculate to on a cm ruler (with milometers)
1.00
to the hundredths place
Where should you estimate to on a 10 cm ruler
1
ones place
Where should you estimate to on a cm ruler
1.0
tenths place
