Q: What is the missing first step of the following process: - A signal is sent to the heating system - Heating oil travels from the tank to the burner - The oil becomes a fine mist mixed with air - The oil/air combination is injected into the burner - The burner is ignited in the combustion chamber - The furnace heats the air - The blower sends the heated air through the ducts - The heated air comes out the vents and into the room.
A: The thermostat senses that the temperature has dropped

Q: What is the missing first step of the following process: - Passes through the lungs - And into the bronchial tissue - The carbon dioxide is removed - The lungs bring the oxygen to the rest of the body.
A: Air is brought in through the mouth

Q: What is the missing first step of the following process: - Mix in milk, eggs, and melted butter - Mix until smooth - Heat a griddle or frying pan to medium high - Pour batter onto the griddle -
A: Mix flour, baking powder, sugar, and salt into a bowl

Q: What is the missing first step of the following process: - The hypothalamus in the brain sends a message to the body - Sweat glands in the skin receive the message - The sweat glands start combining water and chemicals to make sweat - The sweat leaves the skin through pores.
A:
The body's temperature increases over 98.6 degrees F