Q: What is the missing first step of the following process: - The flashlight is turned on - Two contact strips touch one another - A circuit is completed between the batteries and the lamp - The lamp in the flashlight begins to glow - The reflector in the flashlight directs the lamp's beam - A straight beam of light is generated - The flashlight is turned off - The circuit is broken - The beam is no longer visible.
A: Batteries are put in a flashlight

Q: What is the missing first step of the following process: - Is trapped - Plant also takes in water and carbon dioxide from the environment - The plant forms glucose - The plant releases oxygen into the atmosphere.
A: Sunlight strikes the chlorophyll molecules in the plant

Q: What is the missing first step of the following process: - Engines produce carbon dioxide - Living things produce waste - Waste decomposes - Decomposition produces methane - Water evaporates - Water vapor joins the atmosphere - Carbon dioxide, water vapor and methane are greenhouse gases -
A: People breathe and expel carbon dioxide

Q: What is the missing first step of the following process: - The fault lines grow over time - The rocks on each side of the fault lines rub against the rocks on the other side of the fault line - The rocks put pressure on each other - The rocks break from the pressure - The breaking of the rocks releases a lot of energy - The energy causes seismic waves - The seismic waves make the earth shake.
A:
Fault lines appear underground