During a race, a sprinter increased from 5.0 m/s to 7.5 m/s over a period of 1.25 seconds. what is the sprinters acerage acceleration during this period

When energy is transferred between substances what happens to their temperatures?

How does oceanic crust move along mid-ocean ridges?

When discussing Newton's laws of motion, which terms do people most likely use when talking about Newton's third law of motion

A parallel circuit has two 8.0 ohm resistors and a power source of 9.0 volts. Of a 12.5 ohm resistor is added to the circuit in parallel, how will the current be affected and what value will it have?

What was the Law of Triads? A. Elements were arranged into three rows. B. Elements were arranged in groups of three. C. Elements were arranged into three periods. D. Elements were arranged into three periods and three groups.

A box with a mass of 100.0 kg slides down a ramp with a 50 degree angle. What is the weight of the box? N What is the value of the normal force? Round the answer to the nearest whole number.

How does thermal energy heat a house? What devices and systems are involved?

A skater with an initial speed of 7.68 m/s stops propelling himself and begins to coast across the ice, eventually coming to rest. Air resistance is negligible. (a) The coefficient of kinetic friction between the ice and the skate blades is 0.105.

A. A PH202 student lives next to a construction site and sees a crane with a wrecking ball demolish the building next door. The wrecking ball swings along the wall between her house and the neighbor's house.

Sometimes when you are training for event you may notice a decrease in improvement in level out of performance true or false