Count the atoms of each element in this chemical formula: 2NaHCO3 Sodium (Na)=
Hydrogen (H)=
Carbon (C)=
Oxygen (O)=

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

Rays from the sun are not considered matter true or false

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied