1273 questions and answers in this section
Explain why landslides frequently occur on steep slopes.

Explain why landslides frequently occur on steep slopes.

Landslides frequently occur on steep slopes due to the combined effect of the slope itself and gravity. A steep slope is characterized by a significant...

Read full answer

Explain why lightning can strike an airplane in mid-flight.

Explain why lightning can strike an airplane in mid-flight.

Lightning is a transient electrical discharge that occurs during a storm. It is generated by the separation of electric charges in the clouds and between...

Read full answer

Explain why swallows fly so high in the sky?

Explain why swallows fly so high in the sky?

Swallows have a body structure built for prolonged high-altitude flight. Their long, pointed wings provide great lift while minimizing muscular effort during high-altitude flights. Their...

Read full answer

Explain why some crystals can amplify electrical signals?

Explain why some crystals can amplify electrical signals?

Crystals naturally exhibit some pretty cool electrical characteristics, particularly due to their organized atomic structure. In simple terms, their atoms are nicely arranged in regular...

Read full answer

Explain why do airplanes produce white trails in the sky?

Explain why do airplanes produce white trails in the sky?

When a plane flies at high altitude, its engines primarily expel hot gases rich in water vapor into an extremely cold atmosphere. This harsh contrast...

Read full answer

Explain why magnets lose their magnetism at high temperatures.

Explain why magnets lose their magnetism at high temperatures.

When a magnet is subjected to high temperatures, the magnetic domains it is composed of can be disrupted. These magnetic domains are regions inside the...

Read full answer

Explain why does the Leaning Tower of Pisa lean?

Explain why does the Leaning Tower of Pisa lean?

The Leaning Tower of Pisa leans due to unstable foundations. Its construction began in 1173 on a ground composed of loose sediments and silt. The...

Read full answer

Explain why some mountains have very sharp shapes?

Explain why some mountains have very sharp shapes?

Mountains are mainly formed as a result of large-scale tectonic movements caused by the convergence or collision of tectonic plates in the Earth's crust. When...

Read full answer

Explain why the wind can make a tree fall?

Explain why the wind can make a tree fall?

A tree has a significant weight, resulting from the mass of its trunk, branches, leaves, and roots. This weight can vary depending on the tree...

Read full answer

Explain why water is wet?

Explain why water is wet?

Water is a molecule composed of two hydrogen atoms and one oxygen atom, linked by covalent bonds. The water molecule has a bent shape, with...

Read full answer

April 23, 2025 : We have reached 240M+ (millions) GIFs viewed on Giphy (check here!). Use our GIFs on WhatsApp or elsewhere. We are gradually offering them on Tenor. This may take a little time.