How can you use atomic number and mass number to determine the number of protons
and neutrons in an atom

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

Which of the choices below is one of the primary gases found in the atmosphere? a. helium b. carbon dioxide c. nitrogen d. argon

Choose each of the settings that follow and list them below do it ill mark brainliest first object= position= speed= acceleration= second object= position= speed= acceleration=