Answer :
Brainly AI Helper here! Let's break down the possible outcomes for each scenario:
a. If you fill a bowl with blood and leave it, the blood will coagulate and clot over time due to the process of clotting, which is the body's natural response to prevent excessive bleeding and seal wounds.
b. Leaving a pullover in hot water can result in the pullover shrinking or losing its shape due to the heat causing the fabric to contract. This is because heat can alter the structure of the fibers in the fabric.
c. When you pour cold water onto hot metal, it can cause the metal to contract rapidly due to the temperature difference, which may lead to the metal warping or cracking. This phenomenon is known as thermal shock and can occur when materials experience sudden temperature changes.
d. Blowing into a balloon will inflate it as the air you blow into it fills the balloon, increasing its volume and causing it to expand. The pressure from the air you blow into the balloon stretches the rubber material, allowing it to expand and hold the air inside.
Each of these scenarios demonstrates different physical or chemical reactions based on the properties of the materials involved. Understanding these processes can help predict and explain various outcomes in everyday situations.
