check all that are chemical changes.
rust on a lock
chopping wood for a fire
an apple rotting on the counter
mixing cake batter and water
boiling water
a plant going theough photosynthesis
- Rust on a lock (chemical change)
- Chopping wood for a fire (physical change)
- An apple rotting on the counter (chemical change)
- Mixing cake batter and water (physical change)
- Boiling water (physical change)
- A plant going through photosynthesis (chemical change)