Air is matter which backs best support the statement

In which scenario is the least amount of work done on a crate? A) a force of 120 N moves it 25m. B) a force of 115 N moves it 26m. C) a force of 130 N move it 22 m. D) a force of 125 N moves it 27m.

Why is there a danger of explosion in places like coal mines where there are large quantities powdered, combustile material

Question 5 of 5: Someone texting or talking spans an average of 27 seconds after they put the phone down are still thinking about what they just did is called latency.

The 8 mm diameter bolt is made of an aluminum alloy. It fits through a magnesium sleeve that has an inner diameter of 20 mm.

If you take a ball of moist clay and throw it against the wall it will stick. However, if you take a handful of clean sand and throw it against the wall it will just fall to the floor. Explain these two behaviors.

Explain how we were able to boil water at room temperature

A car drives at 30km/h around a roundabout. I still the car accelerating?

It is well known that bullets and other missiles fired at Superman simply bounce off his chest. Suppose that a gangster sprays Superman's chest with 6.7 g bullets at the rate of 78 bullets/min, and the speed of each bullet is 530 m/s.

Seth starts from rest at the end of his driveway and accelerates down the road on a skateboard at 4 m/s squared 12 seconds what is the speed at the end of his 12 seconds

Suppose the truck that's transporting the box In Example 6.10 (p. 150) is driving at a constant speed and then brakes and slows at a constant acceleration.