The constellations seem to move as the seasons on Earth change. What causes this?

Which sentences describe ponds and lakes

Which is the fundamental law of energy? • Energy can be transferred but cannot be destroyed. • stored energy is kinetic Energy • Energy can be transferred but cannot be conserved • Energy of motion is potential energy

Mercury has a density of 13.56 g/ml. What is the volume in L of 52 kg of mercury?

An experiment similar to ours was completed by a group of 7th grade students there were 8 times recorded 7.48 7.45 7.90 7.37 7.25 7.40 7.55 7.

The middle or center of the atom is called the

If element A has an ionic charge of + 2 and element B has an ionic charge of - 3, what will be the formula for the compound created by element A and element B? A2B3 A3B2 AB2 impossible to determine without additional information

The equation below shows the reaction of zinc with hydrochloric acid (HCl). Zn (s) + 2 HCl (aq) - > ZnCl2 (aq) + H2 (g) What will happen if the concentration of HCl is decreased? A. More ZnCl2 will be produced. B. The reaction rate will slow down. C.

Which substance is most likely to heat up the fastest?

According to Table I, which salt releases energy as it dissolves? (1) KNO3 (3) NH4NO3 (2) LiBr (4) NaCl

Which subshell is likely to be filled after the rest of the subshells at a particular energy level?