One of the laws of conservation states that the total charge of the reactants and products must be equal. This is the law of conservation of: A. energy. B. matter. C. energy and matter. D. charge.

Why do cars blow up when you are playing on your phone while you're gassing your car?

A child bounces a 60 g superball on the sidewalk. The velocity change of the superball is from 22 m/s downward to 15 m/s upward.

How does the distance the Earth is from the Sun affect its orbit?

A car travels 300 meters in 15 seconds. What is the average velocity of the car? A. 5.0 m/sec B. 15 m/sec C. 20 m/sec D. 30 m/sec

Belle is walking south at an average velocity of 6 km/h. How many kilometers can she walk in three hours?

50g of ice at 0°C is mixed with 50g of water at 80°C, what will be the final temperature of a mixture in degrees C?

If the Density of an object is 5.2 g/cm3, and its volume is 3.7 cm3, what is its mass

The direction of the magnetic field is determined by which of the following? A. energy of the current B. magnetic domain C. magnetic force D. direction of the current

A ship is traveling at 154 m/s and accelerates at a rate of 1.80 m/s^2 for 1 minute. What will its speed be after that minute? Calculate the answer in both meters per second and kilometers per hour.

Gerry is looking at salt under a powerful microscope and notice a crystalline structure. what can be known about the salt sample that Gerry is looking at