What is an error in a lab mean?

The speed of an object and the direction in which it moves constitute a vector quantity known as the velocity. an ostrich is running at a speed of 14.0 m/s in a direction of 54.0 ° north of west.

The reason sea breezes are usually from the sea toward the land during the day is that A. land is hotter than water. B. cool air high over the ocean flows downward. C. a high-pressure area is created high above the water. D.

A balloon is buoyed up with a force equal to the A) weight of air it displaces. B) density of surrounding air. C) atmospheric pressure. D) weight of the balloon and contents.

If the momentum of a 1000 kg car travelling at 10 m/s was transferred completely to a 20.0 kg traffic barrier, what would the final speed of the barrier be a. 40 m/s b. 50 m/s c. 250 m/s d. 500 m/s

When radioactive atoms decay, they give off radiation and ___. A. heat energy B. poisonous gases C. ridge pushes D. p waves

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.