A 35-kg boy is riding an 18-kg bicycle down a path. The bicycle is moving at 11 m/s.

What force is required to keep a 245kg wood pallet moving at a constant speed across a concrete floor

You are using a tuning fork of frequency 320 Hz. For one particular water level, you hear a loud sound when the fork is struck and positioned just above the open end of the tube. When the water level is lowered by 535 mm, you again hear a loud sound.

What are thw three premises behind the kinetic therory of heat?

I go from 5m/s forward to 3m/s backwards. what is my acceleration.

Why does San Francisco California have different temperatures / climates than Lexington Kentucky?

Which of the following subatomic particles does not have a charge? A.) electron B.) proton C.) neutron D.) positron

How do we use light in space?

What units are used for gravitational potential energy? Write the name, not the symbol.

A 7.5 kg block is placed on a table. If it's bottom surface area is 0.6m2, how much pressure does the block exert on the tabletop? A. 376.5 Pa B. 73.5 Pa C. 226.5 Pa D. 122.5 Pa

A boulder of mass 2000 kg is at the top of a cliff of height 220 m. Determine how fast the boulder will be moving when it strikes the dirt below.