Use the drop-down menus to determine which physical properties are being described. copper wire is used to transfer electricity. there are 19.3 grams of gold in one cubic centimeter. iron turns to liquid at 1,534.85°c. silver is very easy to bend. fluorite is a green crystal.

What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black

Ogle–2013–blg–0723 is an exoplanet that is similar to earth in size and proximity to its star. this exoplanet has mass m=4.18×1024kg and radius r=5.66×106m. an astronaut whose weight on earth is w=735n lands on the planet. a. calculate m, the mass of the astronaut. b. calculate gp? , the acceleration due to gravity on the surface of ogle–2013–blg–0723. c. calculate wp? , the weight of the astronaut on the surface of ogle–2013–blg–0723. d. calculate v, the minimum velocity required to put an object into orbit above ogle–2013–blg–0723. e. calculate t, the time required to complete an orbit around ogle–2013–blg–0723.

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?