SOL Final Review #2
Scientific Investigation:
Identify each Measurement:
Mass –
Volume –
Density –
How are mass and weight different?
What number is the metric system based on?
List the metric prefixes in order from largest to smallest. What number
does each prefix represent?
Metric Conversions:
1km = 1000 meters
1000ml = 1 liters
7kg = 7,000,000 milligrams
What does each metric unit measure?
Seconds –
Celsius, Kelvin –
Meters, centimeters, kilometers –
Grams, milligrams, or kilograms –
Liters, milliliters –
Cubic centimeters –
Grams/cm3, grams/ml –
What does each instrument of formula measure?
Stopwatch –
Thermometer –
Metric Ruler –
Triple Beam Balance –
Graduated Cylinder –
Length X Width X Height –
Mass divided by Volume –
When measuring a very small quantity what prefix would you add to the
basic unit?
When measuring a very large quantity what prefix would you add to the
basic unit?
How do you find the volume of an irregular shaped object?
Water Displacement Example: A ring is dropped into a graduated cylinder
that contains 20 ml of water. If the water level rises to 25 ml, what
is the volume of the ring?
What is the best point of view when reading the water level of a graduated
cylinder?
Which of these graduated cylinders would give you the most precise
measurement?
numbered by 5 with no marks in between
numbered by 10 with four marks in between
numbered by 5 with four marks in between
What is the density of each?
Mass = 40 grams, Volume = 20 ml
Density cont:
Mass=8 grams, Volume = 10 cm3
Scientific Investigation:
What is a hypothesis?
How should a hypothesis always be written?
What is the purpose of the test group?
What is the purpose of the control group?
What is the name of the parts of an experiment that do NOT change from
group to group?
Scientific Investigation cont:
What is the name of the parts of an experiment that do change from group
to group?
How many variables should you have when you start an experiment?
What is the independent variable?
What are 3 simple ways to identify the independent variable?
What is the dependent variable?
What are 3 simple ways to identify the dependent variable?
What are some things you can do to improve any experiment?
Graphing
What type of graph would you use to represent each of the following?
Changes over time –
Percents of the Whole –
Total amounts or averages -