If mass of an object on earth is 60 kg then what will be its mass on moon?
60 kg
60x9.8 kg

Anton created a chart listing different types of materials.which best complete the chart? (a)x: copper y: glass(b)x: rubber y: copper(c)x: paper y: silicon(d)x: silicon y: glass

Which of the following harmful chemicals are found in tobacco smoke? a. carbon monoxide b. carbon dioxide c. nicotine b. carbon dioxide d. both a and c

An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?