A student measures the speed of a rolling ball three times. She adds the measurements and divides by 3. What quantity did the student calculate?

In sector 3, stratum D looks like it disappears. Which law makes you expect to find stratum D in sector 3? What could explain the absence of stratum D from sector 3?

Use the absolute and relative uncertainty to determine which is more precise mass or volume g

What velocity in m/s does a falling object reach after 5 seconds?

Describe and open, closed, and isolated system

A spacecraft built in the shape of a sphere moves past an observer on the Earth with a speed of 0.500c. What shape does the observer measure for the spacecraft as it goes by?

Um carro com uma velocidade de 80 km/h passa pelo km 240 de uma rodovia as 7:30. a que horas este carro chegara a proxima cidade, sabendo-se que a mesma esta situada no km 300 dessa rodovia?

In a World Cup soccer match, Juan is running due north toward the goal with a speed of 7.60m/s relative to the ground. A teammate passes the ball to him. The ball has a speed of 13.9m/s and is moving in a direction of 36.

Removing salt from water would decrease

An any can travel approximately 30meters per min how many meteres could an ant move in 45mins

Which force governs atomic decay?