When is evidence considered scientific?

Why heaters are made of thick wires

Your shopping cart has a mass of 65 kilograms, In order to accelerate the shopping cart down an aisle at 0.3 m/sec2, what force would you need to use or apply to the cart?

How are si units used in the United States?

Calculate the work done when a 10 N force pushes against a cart 4.0 m

Sound travels around 340 m/s the function d (t = 340 gives the distance d (t in meters that sound travels in t seconds how far does sound travel in 31 s

The outer planets are small, rocky planets with iron cores. True or False

A genetics tool that uses letters to represent dominant and recessive alleles

Which of the following correctly describe magnetic field lines? Check all that apply. A. They begin on north poles and end on south poles. B. They always cross. C. Field lines that are close together indicate a weaker magnetic field. D.

An athlete throws a ball straight upward with an initial speed of 12 meters per second. The ball reaches a maximum height and then falls back down toward the athlete.

The most common mineral group is broken into the subgroups of ferromagnesium and nonferromagnesium