What is the volume of this liquid with one degree of uncertainty? units are mL
51.5 mL
Write the metric prefixes in order from largest to smallest.
Kilo hecto deca BASE deci centi milli
Write the following number in scientific notation:
0.0004723
4.273 x 10-4
The density of pyrite is 5.03 g/cm3. Students measured the density of a pyrite sample 4 times and recorded the following:
4.31, 4.29, 4.32, 4.31
Is this data accurate, precise, both, or neither?
Precise but not accurate
Which community member of LSA has the middle name, Jean?
a) Maria
b) Lauren
c) Grace
Grace
What is the volume of this object? (units are mL) Initial Volume - 17.1 mL Final Volume - 19.8 mL
2.7 mL
Write the ABBREVIATIONS for the metric prefixes in order from largest to smallest.
k h da BASE d c m
Which number is larger?
3.5 x 107 or 8.9 x 105
3.5 x 107
A measurement is said to have good accuracy if ______________________.
It agrees closely with the accepted standard.
True or False...
Glass is actually a liquid, it just flows very, very slowly.
True
What is the BASE unit for length?
Meter
Convert:
1250.01 g = ___________ kg
1.25001 kg
Convert the following:
32 degrees Celcius = ______________K
305.15 K
A standard mass of 250.0 g was placed on a balance. The balance said it had a mass of 243.9
grams. What is the balance’s percent error?
2.4%
Which of the following is Lauren's middle name?
a) Kristen
b) Raquel
c) Lucy
Raquel
What is the BASE unit for Volume?
Liter
Convert:
25 km = _____________ cm
2,500,000 cm
What artist sings the song "Snap Yo Fingers"?
Lil Jon
What is the volume of 9.2 grams of ice? (density of ice = .92 g/cm3
)
10 cm3
Diamonds and graphite are made entirely of what element?
Carbon
What is the Base Unit for Temperature?
Kelvin
0.078 daK = __________________ dK
7.8 dK
A student measures the density of pyrite (fools gold) to be 4.68 g/cm3. The accepted value for pyrite is 5.03 g/cm3. What is the Percent Error? Round to 2 decimal places
6.96 %
What is the mass of a rectangular piece of gold if it measures
3cm x 2cm x 1cm? (density gold = 19.3 g/cm3
)
Volume = 3x2x1 = 6 cm3
Mass = D x V
Mass = 19.3 x 6 = 115.8 g
What breed of dog is this?
Bernese Mountain Dog