Science Quiz 30

Posted By: Sonali Mahant

Date: January 22, 2025

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This is a timed quiz. You will be given 15 seconds per question. Are you ready?

Na is the chemical symbol for which element?

Potassium

Sodium

Calcium

Magnesium

Correct! Wrong!

A magnifying glass is what type of lens?

concave

convex

normal glass

none of these

Correct! Wrong!

Electric current is typically measured in what units?

kinetic energy

joules

Amperes

Candela

Correct! Wrong!

Electric power is typically measured in what units?

kilograms

Watts

Amperes

joules

Correct! Wrong!

What orbits the nucleus of an atom?

Electrons

protons

Neutrons

All of the these

Correct! Wrong!

What is the most abundant element in the universe in terms of mass?

Hydrogen

Helium

Oxygen

Carbon 14

Correct! Wrong!

When light bends as it enters a different medium the process is known as what?

Reflection

refraction

both a& b

none of these

Correct! Wrong!

Earth is located in which galaxy?

The Milky Way galaxy

barred spiral galaxy

elliptical galaxy

irregular galaxy

Correct! Wrong!

Science Quiz 30

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