Q: What is the missing first step of the following process: - The items are sorted - Trash is removed from everything else - Goes to a landfill - The items go into a baler machine for each kind of material - They come out as bales - The bales are shipped to manufacturers to use to make products.
A: Items are collected

Q: What is the missing first step of the following process: - The radiation is aborbed by the Earth - Some of the radiation goes back into space - Some is trapped by the atmosphere - If too much heat is trapped - Global warming occurs.
A: The sun gives off radiation

Q: What is the missing first step of the following process: - The pressure causes plates to move - Magma explodes to the surface - The lava from the eruption cools to form new crust - After several eruptions, the rock builds up and a volcano forms -
A: Magma rises through cracks in the Earth's crust

Q: What is the missing first step of the following process: - They secrete digestive juice 'externally' into the small intestine - There are enzymes for breaking down fats, proteins , and carbohydrates - Digestive juices flows from the pancreas through an excretory duct into the small intestine - When the blood sugar levels rise, as they might after a meal, insulin is released - When blood sugar levels are too low, the pancreas releases glucagon into the bloodstream -
A:
Over 99% of the exocrine pancreas cells produce digestive juices