Why was it important to Mendels work that peas were true breeding

A 1 900-kg pile driver is used to drive a steel I-beam into the ground. The pile driver falls 4.00 m before coming into contact with the top of the beam, and it drives the beam 15.8 cm farther into the ground before coming to rest.

When an electron moves 2.5 m in the direction of an electric field, the change in electrical potential energy of the electron is 8x10-17j. what is the strength of the electric field that causes the change in potential energy?

A bicycle rider participating in a race maintains a velocity of 8.94 m/s. How far will she travel in 30 seconds?

The group of symbols and numbers that shows the types and numbers of Atoms that make up a compound is what

A small metal sphere has a mass of 0.19 g and a charge of - 24.0 nC. It is 10.0 cm directly above an identical sphere that has the same charge. This lower sphere is fixed and cannot move. If the upper sphere is released, it will begin to fall.

Which of the following best describes a virus? A. amino acids surrounded by chitin B. DNA surrounded by RNA C. a prokaryotic unicellular organism D. nucleic acids surrounded by a protein coat

In which terrestrial biome would you expect to rake leaves? Question 3 options: temperate deciduous forest taiga (coniferous forest) savanna tundra

The net force acting on a 50kg crate is 0 N. what is the crates accelratiin

How long in seconds will it take a car traveling at 100 miles/hour to travel the length of an American Football field?

If you increase the mass of an object, but keep the force on it constant, its acceleration decreases? true or false