The biosphere. This is the layer that contains all life on the planet.
Answer:
what differences do you observe in the syringe or its contents before the air was pumping into the syringe and after?
Explanation:
When an air bubble enters a vein, it's called a venous air embolism. When an air bubble enters an artery, it's called an arterial air embolism. These air bubbles can travel to your brain, heart, or lungs and cause a heart attack, stroke, or respiratory failure.You can compress it, or squeeze it into a smaller volume. When you push on the plunger you can feel the air pushing back. When you stop pushing, the air inside the syringe will return to its original size.
Answer:
or just submit it cuz i don't think middle school matters that much heheheheehhdk c kv n
The correct answer is climate. Many mass extinctions of life occurred due to major changes in climate. Climate change is as also known as global warming affects many things. It is causing the rising temperature of the Earth's surface due to human's abusive usage of things.