A car speeds up as it rolls down a hill. which is this an example of? positive acceleration negative acceleration relative velocity

1. With manual transmission, use your right foot for the brake and accelerator and left foot for the clutch. true or false

Starting at a certain speed, a bicyclist travels 200m. Suppose the bicyclist undergoes a constant acceleration of 1.20m/s squared. If the final speed is 25.0m/s, what was the bicyclists initial speed?

Which of the following statements is/are true? Check all that apply. Check all that apply. The work done by a nonconservative force depends on the path taken.

Is Air Heterogenous Homogenous suspension compound element

A homing pigeon starts from rest and accelerates uniformly at + 4.00 m/s squared for 10.0 seconds. What is its velocity after the acceleration?

Why do the densities of most substances decrease with an increase in temperature?

Consider two planets in space that gravitationally attract each other if the mass of one of them stays the same and the mass of the other is doubled AND the distance between them is doubled, then the force between them changes by what factor? A.

David delivers meals to elderly people once a week. He uses a cart to move the meals. The cart has four smooth wheels. Which type of friction acts between the cart wheels and the sidewalk? A. sliding friction B. rolling friction C. fluid friction D.

Current flows through a resistor; (a) with no direction since it is not a vector (b) from any potential to any different potential (c) from high potential to low potential (d) from low potential to high potential (e) cannot be determined

A concave mirror has a focal length of 11 cm. What is its radius of curvature?