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

A ball is thrown into the air with an initial upward velocity of 60 ft/s. Its height (h) in feet after t seconds is given by the function h = - 16t² + 60t + 6. What will the height be at t = 3 seconds? A.) 35 feet B.) 40 feet C.) 42 feet D.) 45 feet

A stopwatch is used to measure how long it takes a sprinter to run 100 meters. this stopwatch measures time intervals to hundredths of seconds. using the stopwatch the timekeeper measures the sprinter's time as 9.88 seconds.

What's an example of contact friction

How much energy is imparted to an electron as it flows through a 6 V battery from the positive to the negative terminal? Express your answer in attojoules.

Usually, when the temperture is increased l, what will happen to the ratevof dissolving?

Describe a beach that was near stormy seas and powerful waves

We all depend on electricity. Most electricity is created by electromagnetic generators at large power plants and distributed through an electric grid.

A rock with mass m = 4.00 kg falls from rest in a viscous medium. The rock is acted on by a net constant downward force of F = 17.

On arrival at a vehicle collision, you observe a small fire in the engine compartment. A bystander is attempting to smother the fire with a jacket as you approach with an A-B-C extinguisher from your ambulance.

Gertrude writes a short story in which the main character must enter a nuclear-powered spaceship's engine room that has lost its shielding in order to prevent the engine from flooding the rest of the ship with radiation.