Every real machine: must be more than 100% efficient must be equal to 100% efficient must be less than 100% efficient

6. A car is approaching a hill at 30 m/s when its engine is stopped at the bottom of the hill. The car moves up the hill with an acceleration of - 2 m/s/s. Determine the maximum distance the car travels up the hill.

A grocery sore just receive a shipment of 212 carton eggs each carton holds one dozen eggs if 12 eggs = 1 dozen how many eggs did the store recive

What is DNA and how do DNA tests work?

Equation for electromagnetic waves

According to kinetic molecular theory, which statement best describes collisions between gas particles? A. They are elastic. B. They are predictable. C. They decrease the particles' energy. D. They cause the particles to stick together.

The circulatory system keeps the body and its tissues continuously oxygenated. It does this by having A) veins to carry both oxygenated blood to the tissues and deoxygenated blood to the lungs.

What is the "atomic mass" of an atom?

What type of energy comes from the food that we eat?

Which of the following are vector quantities? check all that apply. a. time b. displacement c. force d. mass

Imagine you are on a bus with a helium balloon tied on a string tied to the seat in front of you. the bus stops short to avoid running over a rabbit and you are thrown forward. what happens to the balloon in relation to the bus? 1. the balloon pops.