A rocket ship leaves the Earth's atmosphere. Its initial velocity is less than its final velocity. Which is this an example of?

A. velocity

B. negative acceleration

C. positive acceleration

The SI unit for measuring pressure is known as? A. Bernoulli B. Archimedes C. Newton D. Pascal

6. Suzie hammers on a block of wood when she is 85 meters from a large brick wall. Each time she she hits the block, she hears an echo 0.50 s later. With this information, show that the speed of sound is 340 m/s.

What are the first four resonant frequencies of a 10-cm long tube with (a) Both ends open? (b) Both ends closed? (c) One end open and one end closed?

Wave 1 carries more energy than Wave 2. Wave 3 carries more energy than Wave 2. Keeping speed constant, the greatest amount of energy is carried by a wave with-A a low amplitude and a high frequency. B a low amplitude and a low frequency.

A book, that has a mass of 0.5 grams, is pushed across a table with a force of 20 newtons. What is the acceleration of the book? A. 0.025 m/s2 B. 40 m/s C. 10 m/s2 D. 40 m/s2

Do you think Pluto should be considered a planet? Why or why not?

An object starts from rest at time t = 0.00 s and moves in the + x direction with constant acceleration. The object travels 14.0 m from time t = 1.00 s to time t = 2.00 s. What is the acceleration of the object? a) 5.20 m/s^2 b) 10.4 m/s^2 c) 8.

A box is dragged without acceleration in a straight-line path across a level surface by a force of 13 N. What is the frictional force between the box and the surface?

What is a wormhole, and how is it formed?

Most cells cannot harness heat to perform work because