This word, meaning “fear of heights,” comes from the Greek for “highest point.”
What is acrophobia
If all A are B, and all B are C, then all A are this.
What is C
This country is both an island and a continent.
What is Australia
This causes objects to appear bent when placed in water.
What is refraction
What comes next: 2, 4, 8, 16, ___
What is 32
This word, meaning “study of life,” comes from Greek for “life” and “study.”
What is biology
If a number is even and divisible by 4, it must also be divisible by this.
What is 2
This country borders both the Atlantic and Pacific Oceans in Central America.
What is Panama
This phenomenon causes the sky to appear blue.
What is scattering
What comes next: 1, 1, 2, 3, 5, ___
What is 8
This word, meaning “heat measurement,” comes from Greek roots for “heat” and “measure.”
What is a thermometer
If today is Monday, what day will it be in 10 days?
What is thursday
This country has the most time zones in the world.
What is France
This process allows plants to convert light into energy.
What is photosynthesis
What comes next: 3, 9, 27, ___
What is 81
This word, meaning “writing about oneself,” comes from Greek for “self,” “life,” and “writing.”
What is an autobiography
If you halve something twice, you are left with this fraction.
What is one-fourth
This country is home to both Mount Everest and the city of Kathmandu.
What is Nepal
This force keeps planets in orbit around the sun.
What is gravity
What comes next: 1, 4, 9, 16, ___
What is 25
This word, meaning “earth writing,” refers to describing land features.
What is geography
If a statement is always false, it is known as this type of statement.
What is a contradiction
South Africa completely surrounds this country.
What is Lesotho
This principle explains why pressure decreases as altitude increases.
What is atmospheric pressure decrease
What comes next: 2, 3, 5, 7, 11, ___
What is 13