If a car changes its velocity from 32 km/hr to 54 km/hr in 8.0 seconds, what is its acceleration?

In which place does subduction occur? a. at transform boundaries b. where two plates move apart c. at most normal faults d. where two plates collide

Which layer of earth are the convection currents that directly result in tectonic plate motion found

static discharge differs from electric current because static discharge is described by which of the following a. involves the movement of ions as well as electrons b. results because a force is exerted on electrons c.

If 12 atoms of hydrogen enter into a chemical reaction how many atoms of hydrogen must come out of this reaction

A soccer player kicks a ball with a speed of 30 m/s at an angle of 10. How long does the ball stay in the air?

A collision between two billiard balls isa.) closely, a perfectly elastic collisionb.) an elastic or an inelastic collision, depending on the angel between the paths of the ballsc.) a perfectly inelastic collision.

Which of these surfaces gives unpolarized reflected light? Snow Water Glass Metal

O'Malley is riding on a bus which is moving at 10 m/s, and he throws a ball which he observes to be moving at 10 m/s relative to him in the direction of motion of the bus. What speed will Ophelia observe the ball to have?

Part 1. A girl leaves a history classroom and walks 10 meters north to a drinking fountain. Then she turns and walks 30 meters south to an art classroom. What is the girl's total distance traveled? Part 2. Using the information above from Part 1.

Which of the following is an example of a physical change but not a chemical change? A) The log gives off heat and light as it burns B) A tree stores energy from the sun in its fruit C) A penny lost in the grass slowly changes color D) A water pipe