A wind-up car has a mass of 0.40 kg. The wind-up car is accelerating at 0.40 m/s2. What is the net force acting on the wind-up car?

How many times per day does the international space station-or any satellite in a similar low orbit-go around the earth?

West of a city, a certain eastbound route is straight and makes a steep descent toward the city. The highway has a 14% grade, which means that its slope is - 14 100.

Which describes refraction

For each property listed, identify the type of element it describes. Very good electrical conductivity: Amphoteric, able to form acidic OR basic compounds: Gaseous at room temperature: Solid at room temperature: Brittle:

Temperature, salinity and density are factors that form

What os the term for the smallest bit into which chemical substance can be divided and still have the properties of that substance A : eletron B:molecule c:atom D:ion

How many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57*10-21 newtons?

If you could see the electric field coming off a proton you would notice that electric field lines are

We wrap a light, nonstretching cable around a 10.0 kg kg solid cylinder with diameter of 38.0 cm cm. The cylinder rotates with negligible friction about a stationary horizontal axis. We tie the free end of the cable to a 14.

A 0.5kg baseball experiences a 10N force for a duration of 0.1s. What is the change in velocity of the baseball