Random Science Facts
What letter does not appear on the periodic table?
J
Put 1,120,112 into scientific notation with four sig figs.
1.120 × 10⁶
Is length an extensive or intensive property?
extensive
Convert 12.1 inches in nanometers.
3.07 x 10^8 nm
What are diamonds made of?
Carbon
For multiplication, do you follow the least number of decimal places or factor with the least sig figs?
Factor with least sig figs
Is temperature an extensive property?
No
What is longer? 6 m or 34 feet.
1 m = 3.28 feet
34 feet
What is the central dogma?
DNA, RNA, protein
Round 7.9999 to 3 sig figs.
8.00
Is color an intensive property?
Yes
Convert 3.5 ml into L
0.0035 L
Why are hot peppers hot?
Capsaicin
3.25 × 10⁶
Explain why heat is an extensive property and temperature is an intensive property.
Heat - depends on thermal energy being transferred, which can change depending on the amount of matter
Temperature - doesn't change according to amount of matter (water's boiling point is always 100 degrees Celsius)
You have 10.1 m. Convert that into nanometers and cm.
1.01 x 10^ 6 nm
1,010 cm
List all of the planets in order.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Round 34.3210 to 2 sig figs in scientific notation.
3.4 x 10^1
The mass of an object is 2.11 kg. Intensive or extensive?
Extensive
The moon is 384,400 km away. How many miles is that? 1 km = 1000 m, 1609 m = 1 mile
238,855 miles