Q: Why do dogs have most of the characteristics of their parents?
A: They inherit them from their parents.
Q: What determines how long the Moon takes to complete one cycle of phases?
A: the period of revolution of the Moon around Earth
Q: Sophie investigates the water supply at her school and the things that affect it. Which action is a direct observation?
A: tasting water from a water fountain
Q: Sterling silver is a combination of silver and copper. Which of the following is also a combination of two or more metals?
A:
brass.