Who is next in line for the presidency after the vice president?

Who is next in line for the presidency after the vice president?

Order of Presidential Succession. According to the Presidential Succession Act of 1792, the Senate president pro tempore 1 was next in line after the vice president to succeed to the presidency, followed by the Speaker of the House.

What makes the sky blue?

A clear cloudless day-time sky is blue because molecules in the air scatter blue light from the sun more than they scatter red light. When we look towards the sun at sunset, we see red and orange colours because the blue light has been scattered out and away from the line of sight.

Why is an MRI so loud?

An MRI is noisy because its magnetic field is created by running electrical current through a coiled wire—an electromagnet. When the current is switched on, there is an outward force all along the coil. And because the magnetic field is so strong, the force on the coil is very large.

How fast is the speed of light in miles per hour?

The speed of light in a vacuum is 186,282 miles per second (299,792 kilometers per second), and in theory nothing can travel faster than light. In miles per hour, light speed is, well, a lot: about 670,616,629 mph. If you could travel at the speed of light, you could go around the Earth 7.5 times in one second.

When Did The Chipmunks first appear?

Alvin and the Chipmunks is an American animated music group created by Ross Bagdasarian, Sr., for a novelty record in 1958.

Can snakes predict earthquakes?

Snakes can sense a coming earthquake from up to 75 miles away up to 5 days before it happens.

Who was the first person to calculate the circumference of Earth?

Eratosthenes calculated the circumference of the Earth without leaving Egypt. Eratosthenes knew that at local noon on the summer solstice in the Ancient Egyptian city of Swenet (known in ancient Greek as Syene, and now as Aswan) on the Tropic of Cancer, the Sun would appear at the zenith, directly overhead.

What does fire in the hole mean?

“Fire in the hole” is a warning that an explosive detonation in a confined space is imminent. It originated with miners, who needed to warn their fellows that a charge had been set.