Explanation

• Vibration refers to the rapid back and forth movement of an object, often in a repeating pattern.
• This can include motions like oscillations, shakes, or tremors.

Explanation

• Specular (Regular) reflection occurs when a parallel beam of light hits a smooth surface, such as a mirror.
• It is reflected as parallel rays, maintaining its original direction and intensity.

Examples:

• Polished metal surfaces
• Calm surface of a lake
• Calm water and mirrors

Explanation

• Nitrogen (N2) makes up approximately 78% of the Earth's atmosphere.
• Making it the gas present in air with the highest percentage.

Explanation

• Decomposers are organisms that break down dead organic matter, releasing nutrients back into the ecosystem.
• This includes insects, bacteria, fungi, and small animals that feed on dead decaying bodies of plants and animals.

Explanation

• Consumers are the animals that get their food by eating plants or other animals.
• This includes herbivores (plant-eaters), carnivores (meat-eaters), omnivores (both plant and meat-eaters), and decomposers (break down dead organic matter).

Explanation

• Leaves contain thin veins that transport minerals and water from the roots to the rest of the plant.
• As well as glucose and other organic compounds produced by photosynthesis.

Explanation

• The cornea is the transparent, dome-shaped surface at the front of the eye.
• It helps focus light by bending (refracting) it towards the lens.

Explanation

• Cytoplasm is a gel-like substance inside the cell membrane that contains various organelles, salts, sugars, and other chemicals.
• It provides a medium for metabolic reactions, supports cell growth and maintenance, and helps move materials within the cell.