What is the average speed of the car from 0 to 1.0 seconds?

How much force was applied to an object if was moved 2 meters and the work done on the object was 8 joules? a. 0.25 n b. 4 n c. 6 n d. 16 n

What would be the strength of earth's gravitational field at a point where an 80.0 kg astronaut would experience a 80% reduction in weight

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass