Math
what is PI in numbers?
22/7 or 3.14
Given that the moles of CO2 is 2 moles, the molar mass is 44g/mol, and the volume is 11ml. Find co2 density with units included.
8g/ml
What is the currency of Japan?
Yen
What nutrient is the main sources of energy in the body?
Carbonhydrates
In what year did the Titanic sink?
1912
The sum of all angles in a triangle?
180
Which of the following best describes the flow of energy through an ecosystem?
a. Chemical energy enters, is converted to other forms of chemical energy, and is washed out of the ecosystem as medium-sized molecules.
b. Sunlight energy enters, is converted to chemical energy then is permanently stored as fossil fuels.
c. Heat enters, is converted to chemical energy and is released as light energy.
d. Sunlight energy enters, is converted to chemical energy and is released as heat.
e. Heat enters, turns into biotic chemicals, then is converted back to heat and released
d
Which artist cut off his own ear?
Vincent van Gogh
A full marathon is how many miles long?
26.2miles
What was the first capital of the United States?
New york city
The middle number in a series of ordered numbers is called?
Median
Once the erythrocytes enter the blood in humans, it is estimated that they have an average lifetime of how many days.
120
What is the most spoken language in the world?
Mandarin
The largest muscle in the human body?
Gluteus maximus
What treaty ended World war 1?
Treaty of versailles
What is the name of the sequence where each number is the sum of the two pervious numbers?
Fibonacci sequence
Balance the equation:
C₂H₆ + O₂ → CO₂ + H₂O
2C₂H₆ + 7O₂ → 4CO₂ + 6H₂O
Which country has won the most FIFA world cups?
Brazil
Acronym for the method of treating acute injuries?
R.I.C.E
It is Women's history month, Which US constitutional amendment gave women the right to vote?
The 19th Amendment
What is the name of any number that cannot be expresses as a fraction with an integer in the numerator and denominator?
Irrational number
What type of cell would have a plasma membrane, mitochondria, ribosomes, a nucleus, a golgi body, and an endoplasmic reticulum?
all Eukaryotic cell
How many time zones does Russia have?
11
Zumba originated from what country?
Colombia
Who was the president with the big stick?
Theodore Roosevelt