Is a balance scale used to describe how much matter is in an object

A striped billiard ball rolls and strikes a motionless solid billiard ball. The solid ball then begins to roll. Which best describes the change in the magnitudes of momentum for the balls?

A Solid, rectangular block of material floats on water is it possible that the block is pure gold?

Which of the following would a successful organism have adaptations to deal with? A) Cold climate B) Predators C) Difficult-to-find prey D) All of the above

Light traveling in a vacuum has a wavelength of 550nm when it enters a pool of water (n = 1.33). What would the wavelength of the light be in the water? (a) 336nm (b) 414nm (c) 550nm (d) 732nm

When a neutrally charged atom loses an electron to another atom, the result is the creation of A. two charged atoms. B. two negatively charged atoms. C. two positively charged atoms. D. two neutrally charged atoms.

Why is chopping carrots a physical change?

What value would you divide 50 by in order to get grams to kilograms

Organized elements into four groups based on properties

Microwave, radio signal, light, earthquake which does not belong

A 9.0-v battery is connected to a bulb whose resistance is 2.5 ω. part a how many electrons leave the battery per minute?