ArcaMax

Register for your free account:

Subscribe to any feature and receive your newsletter directly in your inbox.
Easy email subscription management.
Claim your rewards from the Reader Perks section!

Click Here to Get Started

Knowledge

/

ArcaMax

Science Trivia

Which spacecraft passed Mercury three times in 1974 and 1975?

on Jul 15, 2026

Published in Science Trivia

Mariner 5
Apollo 12
Viking 2
Mariner 10

Mariner 10. Mariner 10 was a robotic space probe launched by NASA on November 3, 1973.

More Science Trivia

Which of the following happens when air cools?

Science Trivia / July 14, 2026

It Becomes Dense. Warm air pushes cold air down, creating an inversion.

What is the voltage of a D cell battery?

Science Trivia / July 14, 2026

1.5 Volts. The D sized battery can supply power for a longer time than C, AA or AAA cells at equal current levels.

What forms when water condenses in the Earth's atmosphere?

Science Trivia / July 13, 2026

Clouds. When moisture within the air condenses (falls below the dew point) it attaches onto microscopic dust particles to form a cloud.

How many stars make up the Big Dipper?

Science Trivia / July 13, 2026

7. The star "Alkaid" is at the end of the "handle" in the Big Dipper.

What is a more scientific term for "surrounding temperature"?

Science Trivia / July 12, 2026

Ambient Air Temperature. On a typical day on Mercury the early-afternoon temperature reaches a high of 800 degrees Fahrenheit, hot enough to melt zinc and tin.

Which underwater machine helps humans travel around beneath the surface of the ocean?

Science Trivia / July 12, 2026

Submersible. A submersible is sometimes called a "midget submarine".

Comments

blog comments powered by Disqus

Related Channels

EcoTips

By Danny Seo

The Word Guy

By Rob Kyff

Comics

Lee Judge

Andy Capp

Bart van Leeuwen

Crabgrass

Fowl Language