Which would you expect to have the greatest amount of friction?

a - a smooth surface on a smooth surface

b-a smooth surface on a rough surface

c-a rough surface and air

d-a rough surface on a rough surface

Albert uses as his unit of length (for walking to visit his neighbors or plowing his fields) the albert (a), the distance albert can throw a small rock. one albert is 88 meters.

While standing still on a basketball court, you throw the ball to a teammate. part a why do you not move backward as a result? is the law of conservation of momentum violated?

How long is one day on earth

Your oven has a power rating of 5000 watt ... Your oven has a power rating of 5000 watts. a. How many kilowatts is this? b. If the oven is used for 2 hours to bake cookies, how many kilowatt-hours (kWh) are used? c. If your town charges $0.

What is the upward force that balances the weight of an object on a surface

an electric clothes dryer has a resictance of 16 Ohms it drawes 15 A of current what is the voltage in volts of the wall outlet that it is pluged into

A lorry with a mass of 5000kg accelerates to overtake a caravan on the motorway. Its acceleration is 1.5m/s². What force must the engine be providing? You can ignore the effects of friction and air resistance

Norma kicks a soccer ball with an initial velocity of 10.0 meters per second at an angle of 30.0% if the ball moves though the air for 3.2 seconds what's the horizontal distance traveled by the ball

Suppose s (t) is the position of an object moving along a line at time t is greater than or equal to 0. What is the average velocity between the times t=a and t=b? What is the instantaneous velocity at t=a?

Estimate how long it would take one person to mow a football field using an ordinary home lawn mower. suppose that the mower moves with a 1-km/h speed, has a 0.5-m width, and a field is 360 ft long and 160 ft wide. 1 m = 3.281 ft.