10. Chemical changes result in new substances, but physical changes do not. Which process is an example of
a chemical change?
A. chopping a tree
B. cooking a steak
C. heating a cup of tea
ndrying clothes in the dryer

As a result of wildfires, in grasslands. a) tree growth increases b) grass growth increases c) soil quality decreases d) invertebrate variety decreases

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

Tides that occur during the new and full moons