What force do you need to lift something at the same time A normal force
a balanced force
friction
an unbalanced force

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?