1. Which of the following best describes convection? * (10 Points)
placing hands near a hot burner
putting a metal spoon in a mug of hot water
turning on an air conditioner in a hot room
turning on an electrical current

Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *

Read the claim. breakfast is an important meal. it jump starts the body’s process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2