Solve these clues to fill the grid.
- Living things like dogs and birds
- 1 Across
- The power to do work or make things move
- 7 Across
- The difference in electrical charge between two points in a circuit expressed in volts
- 8 Across
- A purging medicine (plural)
- 9 Across
- The science of matter
- 11 Across
- Energy associated with electric charges, used to power lights and devices.
- 13 Across
- How much matter something contains
- 14 Across
- A stable particle with positive charge equal to the negative charge of an electron (plural)
- 15 Across
- A person who studies the natural world through observation and investigation.
- 2 Down
- The smallest component of an element having the chemical properties of the element (plural)
- 3 Down
- Relating to the motion of material bodies and the forces associated therewith
- 4 Down
- A proposal intended to explain certain facts or observations
- 5 Down
- A quantity that can assume any of a set of values (plural)
- 6 Down
- An elementary particle with negative charge (plural)
- 7 Down
- Having to do with the body
- 10 Down
- Study of the natural world through experiments
- 12 Down