A ball is thrwon vertically upwards and is caught by the thrower after 5.2seconds. what is the inital velocity

Ram is going to the library from his house. He goes 3meters to the East from his house and then goes 4meters North to get to the library. Calculate the displacement traveled from his house to the library and back to his home. a. 7meters b.

What is a density tower? I would love a definition not an example because that's all im finding

The distance covered by a car at a time, t is given by X=20t+6t^4, calculate (i) the instantaneous velocity when t=1 (i) the instantaneous acceleration when t=1

A 49.5 gram super ball traveling at 25.5 m/s bounces off a brick wall and rebounds at 19.5 m/s. a high-speed camera records this event. if the ball is in contact with the wall for 4.

If a mass of a material is 100 grams and the volume of the material is 15 cm3, what would the density of the material be?

Ultrasound consists of sound at frequencies most people can hear?

Ali has less mass flying in a jet high above the earth than when she stands on the surface of the earth. True False

A passenger jet flies from one airport to another 1,333 miles away in 2.2 h. Find its average speed in the mks system of units.

A string is wound tightly around a fixed pulley whose radius is 5.0 cm. As the string is pulled, the pulley rotates without slipping. What is the angular speed of the pulley when the string has a linear speed of 5.0 m/s?

If an astronomical light source were moving toward us, then what would be observed? (a) a blue shift (b) a shift toward longer wavelengths (c) a shift toward lower frequencies (d) a sonic boom