What percentage of the world’s water supply is used for drinking?
A. 1%
B. 10%
C. 3%
D. 5%
Where does the wind come from most of the time?
A. Low pressure to high pressure
B. High pressure to low pressure
C. Only low pressure
D. Only high pressure
What is the name of the field that studies celestial bodies?
A. Astrology
B. Astronautics
C. Astronomy
D. Astrophysics
Carbon dioxide is the primary culprit in the glasshouse effect. But what is the second factor primarily responsible for the glasshouse effect?
A. Nitrogen Dioxide (NO2)
B. Chlorofluorocarbons (CFCs)
C. Methane (CH4)
D. High-fructose corn syrup (HFCs)
The second moon is known as________ when there are two full moons in a single month.
A. Super moon
B. Blue moon
C. Super blue moon
D. Red moon
An echo is a type of sound, right?
A. Reflection
B. Refraction
C. Interference
D. None
The brain of an adult human makes up roughly _________% of the body weight.
A. 2%
B. 3%
C. 7%
D. 8%
An average male kidney’s length is about?
A. 7cm to 8cm
B. 8cm to 10 cm
C. 10cm to 13 cm
D. 13cm to 16cm
Which of the subsequent is a component of pencils?
A. Graphite
B. Silicon
C. Charcoal
D. Phosphorous
What does the periodic table’s row name mean?
A. Period
B. Group
C. Verticals
D. Perpendiculars