Scissors are considered a compound machine because

they are made of two inclined planes

they are made of a lever and a wedge

they make work easier

Which item is not considered electromagnetic energy?

A 4.20x10^3 kg delivery truck begins to roll back down a hill that is sloped at a 25.0 degrees angle with the horizontal. An average friction force of 4.00x10^3 N impedes the cars motion so that the cars speed at the bottom is 5.60 m/s.

Which piece of lab equipment would be least useful in finding the precise density of an unknown liquid? A. Beaker B. Graduated cylinder C. Electronic balance D. Triple-beam balance

10 PTS. A resistor has a value of 2.2 x 10⁵ Ω ± 20%. What is the range of possible values for this resistor?

The amount of garbage, G, produced by a city with population p is given by G=f (p). G is measured in tons per week, and p is measured in thousands of people. The town of Tola has a population of 40,000 and produces 13 tons of garbage each week.

Why is mass movement more common after a heavy rainfall?

Order the colors of the rainbow starting with the color that is bent the least to the color that is bent the most (when it passes through a prism). Question 1 options: yellow blue indigo orange green red violet

Find the unit vector that has the same direction as the vector v = _12j

Why isn't the size of something considered a physical property?

A hunter is standing on flat ground between two vertical cliffs that are directly opposite one another. He is closer to one cliff than the other. He fires a gun and, after a while, hears three echoes. The second echo arrives 1.