250.0 mL = ____________L
0.250 L
What is the density of a block on tungsten whose lab data is reported as 111.94 grams and 5.8 cubic centimeters?
19.3 g/cc
Standard to Scientific
6,000,000
6.0x106
_____ Accuracy, _____Precision
High Accuracy, High Precision
0.0400
3
Who directed the 1994 classic Pulp Fiction?
Quentin Tarantino directed Pulp Fiction.
1.38 kJ =_________J
1380 J
What is the volume of a rock that is placed in a graduated cylinder containing 25.80 mL of water and raises to 36.72 mL?
V=Vfinal-Vinitial
10.92 mL
Scientific to Standard
8.7x10-5
0.000087
_____ Accuracy, _____Precision
Low Accuracy, High Precision
1.001+4.38
5.38
Which British rock band released the iconic album Dark Side of the Moon in 1973?
Pink Floyd released Dark Side of the Moon.
375 mg= ___________g
0.375 g
What is the mass of a block of aluminum that has a volume of 3.5 cm ? The density of aluminum is 2.7 g/cm .
9.45 g
Standard to Scientific
4500
4.5x103
______Accuracy _____Precision
High Accuracy, Low Precision
38.5-24
15
In the Harry Potter film series, what is the name of the magical school Harry attends?
Harry attends Hogwarts School of Witchcraft and Wizardry.
25,600 J=__________kJ
25.6 kJ
Sodium is highly reactive with water and the volume can't be determined by water displacement. What is the volume of a sample of sodium, if the mass is 23.7 grams. The density of sodium is 0.97 g/cm .
24.43 cm3
Scientific to Standard
-4.2x103
-4200
_____Accuracy _____Precision
Low Accuracy, Low Precision
3.41 x 48.76
166
Who won the Grammy Award for Album of the Year in 2021 for the album Folklore?
Taylor Swift won the Grammy for Folklore in 2021.
A marathon is 42.195 kilometers long. Convert this distance to meters
42,195 m
A piece of metal has a mass of 250 grams and a volume of 32 cm³. What is the density of the metal?
7.81 g/cm3
Standard to Scientific
-32.45
-3.245x101
A student measures the length of a metal rod to be 22.5 cm, but the actual length is 23.0 cm. Calculate the percent error.
2.17%
3973 x 2.0
7900
Which movie franchise features a character named Jack Sparrow, played by Johnny Depp?
The movie franchise is Pirates of the Caribbean.
A bag of flour weighs 5.6 kilograms. Convert this mass to grams.
5,600 g
A liquid has a density of 1.2 g/mL and occupies a volume of 45 mL. What is the mass of the liquid?
54g
Scientific to Standard
3.854x104
38,540
A chemist measures the mass of a substance to be 35.4 grams, but the true mass is 36.0 grams. What is the percent error?
1.67%
The length of three objects are measured as 12.345 m, 6.78 m, and 0.039 m. Calculate the total length with the correct number of significant figures.
12.345+6.78+0.039= 16.16 m
Who is the lead vocalist of the rock band Queen?
Freddie Mercury was the lead vocalist of Queen.
A water tank holds 3500 milliliters of water. Convert this volume to liters.
3.5 L
A rock has a mass of 78 grams and a density of 2.6 g/cm³. What is the volume of the rock?
30cm3
Standard to Scientific
0.00076
7.6x10-4
A container is supposed to hold 500 mL of water, but a measurement shows it holds 490 mL. Find the percent error.
2.0%
The initial volume of water in a graduated cylinder is measured to be 50.00 mL. After adding a metal object, the volume rises to 61.5 mL. What is the volume of the object? Report the answer with the correct number of significant figures.
61.5-50.00=11.5 mL
What is the highest-grossing movie of all time (as of 2023)?
As of 2023, Avatar (2009) is the highest-grossing movie of all time.
DAILY DOUBLE
A rectangular garden has a length of 15 meters and a width of 8 meters. Calculate the area of the garden in square meters (m²) and convert the area to square centimeters (cm²).
Area= 15m x 8m = 120m2
meters to cm2
120m2 x 10,000=1,200,000 cm2
A block of wood has a mass of 500 grams and a volume of 625 cm³. What is the density of the wood?
0.8 g/cm3
Scientific to standard
2.149x10-3
0.002149
A thermometer reads the temperature of a solution as 78.2°C, but the true temperature is 80.0°C. What is the percent error?
2.25%
A car travels a distance of 150.0 km in 2.75 hours. Calculate the average speed of the car in km/h, ensuring the correct number of significant figures.
150.0/2.75=54.5 km/h
Which rapper is known for hits like Sicko Mode and Goosebumps, and released the album Astroworld in 2018?
Travis Scott is the rapper known for Sicko Mode and Astroworld.
DAILY DOUBLE
A car travels 150 kilometers in 2.5 hours. What is the car's speed in meters per second?
150km=150,000m
2.5h=2.5x3600=9,000sec
therefore: 150,000m/9,000sec=16.67 m/sec
A gas has a density of 0.5 g/L and occupies a volume of 200 L. What is the mass of the gas?
100g
Standard to Scientific
0.00000025
2.5x10-7
The calculated density of a liquid is 0.92 g/mL, but the true density is 0.95 g/mL. Find the percent error.
3.16%
Add 23.67, 8.965 and 0.054.How many decimal places should the result have?
2 decimal places!
answer: 32.69
Who played the role of Wolverine in the X-Men movie series?
Hugh Jackman played the role of Wolverine in the X-Men series.