Standard Units
The standard SI unit for length?
meter
Is density a physical or chemical property?
physical
What is the amount of space occupied by an object?
volume
__________is always the same from planet to planet.
Mass
The number of centimeters that are in 30m.
3000 cm
What measurement system do scientists use?
system of international units or SI
What is the best way to measure of the volume of a liquid?
graduated cylinder
dimensional analysis
The formula for calculating weight is:
convert .000036 to scientific notation.
3.6 x 10^-5
What is the density of an object with a volume of 5 ml and 10 grams?
2 g/ml
What is the closeness of a measurement to the correct or accepted valve?
accuracy
On which planet is your weight the smallest?
Mercury or Mars.
How many meters squared are in 1 kilometer squared? Answer in scientific notation.
1.0 x 106 m2.
Define a fundamental unit.
An independent unit that defines a one-dimensional physical quantities.
Convert the density of water into g/cm3 if it has 1000 kg/m3. Work must be shown using dimensional analysis.
1 g/cm3.
What units does a Newton represent?
kg * m/s2
If your mass on Earth is 50 kg, what is your weight? Use 10 m/s2 for Earth's gravity.
500 N.
The metric prefixes are in an order of what power?
Powers of 10
Define a derived unit.
A unit that is dependent on other units. More than one dimension.
3.33%
What is the it called if all darts are near each other but not near the bulls eye.
Calculate the gravity on Saturn if an object with a weight of 765 N has a mass of 85 kg. Correct number and units!
9 m/s2
The number of 100 hectoliters in milliliters.
10,000,000