Answer: it’s number 2 add a catalyst
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Force is a strength or energy as an attribute or physical action or movement, motion is the action or process of moving or being moved
Answer:
: kinetic energy is the energy transformation that occurs in a hot balloon.
Explanation:
Hot air balloons use a propane burner that converts chemical energy to thermal energy. The hot air is less dense than than the colder air and it lifts the balloon
Option B:
Global climate is complex, so changes in global climate are hard to predict.