**Q**
Yes / no, is the following a verifiable fact?
"Hiking the Pacific Crest Trail requires athletic endurance."
**A**
yes
Hiking can be tiring, and trails are often used by hikers.
Does the following sentence make sense?
"The mineral known as Sand is found on many beaches on Earth."
Options:
- yes
- no
yes
Sand is result of erosion from the mechanical movement of various minerals and soil from the tidal action.
**Q**
Is the following statement true?
"President George W. Bush won the 2000 United States presidential election."
**A**
yes
The United States Supreme Court upheld President George W. Bush as the winner of the 2000 United States Presidential election.
Claim: "Cyanobacteria play a key role in environmental chemistry and bacteria fields."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
yes
Cyanobacteria are responsible for many different forms of synthesis, including photosynthesis.
**Q**
Is the following sentence factually correct?
"Hares produce milk to feed their young."
Options:
- yes
- no
**A**
yes
Hares are mammals, so they have mammary glands.
**Q**
"The President of Egypt rules the nation and creates the laws for citizens to abide by."
Is the above claim true?
Options:
- yes
- no
**A**
yes
A president's duties are to govern the nation.