How can a ringing telephone can be heard through a closed door

Largest number that can go into 6.022 x 10^23 without changing it

12. Electrons are very small _ located outside the nucleus.

An element's atomic number is 40. How many electrons would an atom of this element have? An atom of element A has 111 protons.

Which of these could be separated by distillation or filtration A) an atom B) a mixture C) an element D) a compound

What would happen if this cell were moved from pure water to a seawater solution?

Which of the following is the major advantage of using geothermal energy instead of using coal energy? Choice: You will get a brainliest! If your correct! A. More abundant than coal B. Easier to access than coal C. Releases less carbon dioxide D.

What is berylliums energy levels

What is the SI base unit of temperature? Celsius kelvin coulomb Fahrenheit

What property of an object is expressed by the measurement of an item's mass per unit volume? A. density B. viscosity C. surface tension D. buoyancy

Which type of wave cannot move without a medium in which to travel? Heat waves Light waves Sound waves Transverse waves