Sci-Math Fest 2025 - CLINCHER ROUND

Which of the following element is liquid at room temperature?

• Hydrogen

• Mercury

• Oxygen

• Sulfur

What is the charge of the neutron?

• +1

• -1

• Zero

• Cannot be determined

What does PAGASA stand for?

• Philippine Agency for Geothermal and Atmospheric Studies Administration

• Philippine Atmospheric, Geothermal, and Astronomical Services Association

• Philippine Atmospheric, Geophysical, and Astronomical Services Administration

• Philippine Association of Geophysicists and Atmospheric Scientists Agency

1.   Which of the following best describes the age of the universe, as estimated by current scientific knowledge?

• Approximately 2 million years old.

• Approximately 4.5 billion years old.

• Approximately 10,000 years old.

• Approximately 13 billion years old.

The planet which has NO moon is ___________.

• Venus

• Jupiter

• Mars

• Earth

A line that touches a circle at exactly one point is called a:

• Chord

• Tangent

• Radius

• Secant

In a right triangle, what is the longest side called?

• Opposite

• Hypothenuse

• Adjacent

• Median

What is the name of a polygon with 8 sides?

• Hexagon

• Octagon

• Decagon

• Heptagon

A quadrilateral with exactly one pair of parallel sides is called a:

• Parallelogram

• Rectangle

• Trapezoid

• Rhombus

What is the place value of 7 in the number 5,783?

• Tens

• Hundreds

• Thousands

• Ones