What is a system in science this is my last question

Converging trade winds produce a calm region called A. Horse latitudes B. Doldrums C. Trade winds D. Westerlies

A car weighing 15,000 n is speeding down the highway at 90 km/h. what is its momentum?

Which pair of properties apply to both sound and electromagnetic waves?

The theories surrounding the formation of our solar system are base on many A. Biased opinions B. Incorrect facts C. Non-testable data D. Scientific investigations

How and why does a day measured with respect to the Sun differ from a day measured with respect to the stars?

Which of these is the best reason for proper nutrition? A. To ensure that you will be skinny B. To protect yourself against certain diseases C. To improve your intelligence D. To ensure that you will get good grades

And object has a mass of 15g it has a volume of 7.5ml. find the density of the object.

I need this answered quickly. is the branch of science for naming and classifying organisms based on their natural relationships? A-physics B-taxonomy C-genetics D-biology

For a fixed amount of gas, if the absolute temperature of the gas is doubled, what happens to the pressure of the gas?

A 500-kilogram sports car accelerates uni- formly from rest, reaching a speed of 30 me- ters per second in 6 seconds. What distance has the car traveled during the 6 seconds?