Why do airplanes need to be pressurized for passenger safety when flying high in the atmosphere?

an object on a number like moved from x = 12 m to x = 124 m and moved back to x = 98 m. the time interval for all the motion was 10 s. what was the average velocity of the object?

A juggler throws a beanbag into the air with a speed of 1.0 How long does it take for the beanbag to reach its maximum height? Round the answer to two significant digits. Answer using a coordinate system where upward is positive. Show Calculator

Joe decides to go bungee jumping. He secures a bungee to his ankles and leaps off a tall bridge. At one location, for one instance is moving at constant speed.

What would tweezers be used for in a first-aid kit? A. To pull back skin from a wound B. To remove a splinter from the hand C. To set a stress fracture D. To remove objects from the eye

An object is dropped from a platform 400 ft high. ignoring wind resistance, what will its speed be when it reaches the ground?

What are factors that would change the position of the wave lengths measured? (There are more than one answer.) a) size of the tube b) tuning fork frequency c) distance between the tuning fork and tube d) room temperature e) area of the tube

This particle is found in the nucleus and adds mass to the nucleus, but changing its number does not change what the element is. This particle is the A. proton. B. photon. C. neutron. D. electron.

Projectile motion is an example of what kind of motion

What can change scientific knowledge?

6. What is ductility?