Simpson drives his car with an average velocity of 56.0 km/h to the east. How long will it take him to drive 144 km on a straight highway?

Which type of radioactivity is not deflected by a magnetic field?

A group of elementary students were playing shuffle board on the playground. One student pushed the puck toward the opposite side of the game board.

Briefly describe the layers of the earth.

Having been on Earth for a while, you know that every year is made up of four seasons. What causes the change in seasons?

A wave has a wavelength of 15 mm and a frequency of 7 hertz. What is its speed?

What's the difference between the offspring of an asexual organism and a sexual organism

The contamination that results from the spread of bacteria from meat to vegetables is called

A rock has a mass of 5 kg on the moon. What is the mass of the rock on the earth

A battery applies 45 volts to a circuit, while an ammeter reads 10 ma. later, the ammeter reading drops to 7 ma. assuming the resistance has not changed, the voltage must have

A 150-kg object takes 1.5 minutes to travel a 2,500 - meter straight path. It begins the trip traveling 120 m/s and decelerates to a velocity of 20 m/s. What is the acceleration?