Explanation

Transpiration is the process of water movement through plants and its evaporation—not related to carbon movement.

The carbon cycle involves processes like respiration, photosynthesis, and burning of fossil fuels.

Explanation

"Feel good" means experiencing a sense of happiness, well-being, or confidence.

It's often used to describe a positive emotional or physical state.

Explanation

Potassium permanganate (KMnO₄) gives a pink to purple color when dissolved in water, depending on the concentration.

It is commonly used as a disinfectant and in redox reactions.

Explanation

• Realistic education system supports the scientific progress.
• It emphasizes empirical observation, critical thinking, and problem-solving skills, which are crucial for advancements in scientific fields.

Explanation

She is certainly the best person for the job.

This sentence correctly places the adverb "certainly" before the main verb "is" for clarity and emphasis.

Explanation

Due to inertia, your body tends to stay in motion even when the bus stops suddenly.

This causes your body to lurch forward when brakes are applied.

Explanation

An atom is the smallest unit of matter that retains the properties of an element.

It consists of subatomic particles like electrons, protons, and neutrons.

Explanation

1/50 = 2/100

= 2%

Explanation

(-9) - (-9)

= -9 + 9 (since subtracting a negative is equivalent to adding a positive)

= 0

Explanation

In semiotics, the word "pipe" (the letters p-i-p-e) is a signifier, which is the form that represents something.

The signified is the concept or object that the signifier refers to — in this case, the idea or image of a pipe.