A driver of a car traveling at 15.0m/s applies the brakes, causing a uniform acceleration of - 2.0m/s^2. how long does it take the car to accelerate to a final speed of 10.0m/s? how far has the car moved during the breaking period?

Jack travelled 360 km at an average speed of 80 km/h. Elaine took 1.5 hours more to complete the same amount of distance. What was Elaine's average speed for the whole journey? km/h

A train travels 90 kilometers in 4 hours, and then 82 kilometers in 1 hours. What is its average speed?

What is friction in physics?

What happens during evaporation? A liquid changes to a gas. A liquid changes to a solid. A gas changes to a liquid. A solid changes to a liquid.

What happens to the kinetic energy and gravitational potential energy of a ball during free fall?

Choose the FALSE statement about an object that has mass. A. It has volume. B. It must be heavy. C. It takes up space. D. It is made of matter.

What is a meat-eater

Use the diagram to answer the question. Number of Chirps per Minute Cricket 15 ° C 20 ° C 25 ° C 1 91 135 180 2 80 124 169 3 89 130 176 4 78 125 158 5 77 121 157 Average 83 127 168 Which statement indicates a reasonable conclusion based on the data

Which is an example of speed?

A very small object with mass 6.90 * 10^-9 kg and positive charge 8.30 * 10^-9 C is projected directly toward a very large insulating sheet of positive charge that has uniform surface charge density 5.90 x 10^-8 C/m^2. The object is initially 0.