What word is best described by "irregular beat of the heart or other muscle"?

Science Trivia / December 07, 2024

Fibrillation. Fibrillation is the rapid and irregular contraction of the muscle fibers of the heart.

What do ship captains use to help them know when it is safe to dock at the ocean's edge?

Science Trivia / December 06, 2024

Tide Tables. Tide tables list the high and low water heights and times for each day.

What periods of the Earth's history had glaciers covering a lot of the Earth?

Science Trivia / December 06, 2024

Ice Ages. Animals of the Ice Age included saber-toothed cats, giant ground sloths, mastodons and mammoths.

Which national park is directly west of the Painted Desert?

Science Trivia / December 05, 2024

Petrified Forest. Theodore Roosevelt created Petrified Forest National Monument on December 8, 1906.

What are the deepest canyons in the ocean called?

Science Trivia / December 05, 2024

Trenches. The Mariana Trench contains the deepest points of the world's oceans.

In which fluid-filled cavity do organs develop in organisms such as earthworms?

Science Trivia / December 04, 2024

Coelom. The coelom is a fluid-filled cavity found in the mesoderm of most animals.