A train traveled 280km in 3.5 hours. what was the average speed in m/s?

If a stone with an original volcity of 0 is falling from the ledge and takes 8 seconds to hit the ground what is the final volcity of the stone

2. A child standing on a bus remains still when the bus is at rest. When the bus moves forward and then slows down, the child continues moving forvard at the original speed. This is an example of A. an action-reaction pair. B.

The collision between two objects is an example of a___force.

What decimal power does the abbreviation p represent?

Why do natural events that eject large amounts of dust and gas high into the atmosphere cause rapid, global climate changes

Compare the friction force on the cart when it is rolling along the blacktop parking lot to the friction force on the cart when it is inside the grocery store (assume the flooring is smooth vinyl tile).

Which of the following objects has the most kinetic energy? a car going 60 miles per hour a spring that is compressed a rock sitting on the edge of a cliff a bicycle going 10 miles per hour

Which type of environment results from an equal amount of solute and solvent in and out of the cell? A. hypertonic environment B. isotonic environment C. hypotonic environment D.

If a 75 W lightbulb operates at a voltage of 120 V, what is the current in the bulb?* A. 1.6A B. 9000 A C. 195 A D. 0.63 A

A resistor and a capacitor are connected in series across an ideal battery having a constant voltage across its terminals. Long after contact is made with the battery (a) the voltage across the capacitor is A) equal to the battery's terminal voltage.