What is the missing first step of the following process: - Liver also cleans blood that has just been enriched with vitamins and minerals during digestion - Liver processes the good stuff into forms that the rest of the body can use - Waste or stuff your body doesn't need can be carried by bile back into the intestine or into the kidneys - The liver also produces a digestive juice called bile that helps the body absorb fat into the bloodstream - The liver also stores extra carbohydrates as glycogen for the body to use as fuel when needed.
Ans: The liver removes toxins from the blood

What is the missing first step of the following process: - The magma starts to cool - The cooling causes atoms in the magma to condense - The condensed magma solidifies - The solidified magma forms minerals.
Ans: Magma moves closer to the Earth's crust

What is the missing first step of the following process: - Air reaches the lungs - The lungs absorb the oxygen from the air - The oxygen is transported by hemoglobin - Red blood cells are made of hemoglobin - Blood has a lot of red blood cells - The heart moves the blood throughout the body - Blood can bring the oxygen to different cells in the body.
Ans: Air travels into the body

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.
Ans: The thermostat senses that the temperature has dropped