True or False: Science

True – Water is composed of hydrogen and oxygen (H₂O).

False – Sound travels faster in water than in air.

False – Plants produce oxygen through photosynthesis, not carbon dioxide.

True – The human body is made up of over 60% water.

False – Earth's atmosphere is mostly nitrogen, not oxygen.

False – The Moon has gravity, but it is weaker than Earth's.

False – Electrons are negatively charged, not positive.

False – Volcanoes can form both on land and under the sea.

False – Whales are mammals, not fish.

False – DNA is found in almost all cells in the body.

False – Chameleons change color mainly for communication and thermoregulation.

False – Earth's core is hot, with a molten outer core and a solid inner core.

True – Saturn has rings made of ice and rock.

False – The right lung is larger than the left, which is smaller to make room for the heart.

True – Energy cannot be created or destroyed, only transformed. This is the law of conservation of energy.

True – Gravity is the weakest of the four fundamental forces of nature.

True – Octopuses are considered the most intelligent invertebrates.