Fact 1: Boiling means change from a liquid into a gas by adding heat energy. Fact 2: Boiling is the very rapid conversion of a liquid into vapor by the violent evolution of bubbles. Given the two facts above, answer the question "What means a change from a liquid into a gas by adding heat energy?" with the following options: - Evaporation of water - heat is produced - violent evolution of bubbles - igniting fuel and oxidiser - Water expanding - a hemisphere is tilted away from the sun - evaporative cooling - degrees Celsius
violent evolution of bubbles

(Question)
Fact 1: Amphibians have permeable skin that easily absorbs substances from the environment. Fact 2: Amphibians begin their lives in the water. Given the two facts above, answer the question "Something that has permeable skin that easily absorbs substances starts life where?" with the following options: - wetland - Earth - deserts - Winter - Water - soil - root - rivers
(Answer)
Water

Ques: Fact 1: Biofuel is used to produce electricity by burning. Fact 2: Ethanol is the most widely used biofuel today. Given the two facts above, answer the question "what is used to produce electricity by burning?" with the following options: - air - heat - energy - cells - calcite - hydrogen - fire - ethanol
Ans: ethanol

(Q).
Fact 1: Molecules of tRNA bring amino acids to the ribosome in the correct sequence. Fact 2: Amino acids are proteins. Given the two facts above, answer the question "what do molecules of tRNA bring to the ribosome?" with the following options: - food - Energy. - Joules - Energy - h2o - proteins - nucleus - electrons
(A).
proteins

Ques:Fact 1: Arainbow is formed by refraction of light by separating light into all different colors. Fact 2: Light rays come in through the lens. Given the two facts above, answer the question "A rainbow is formed by what of rays?" with the following options: - an electron microscope - energy of moving objects - heat energy - Solar energy - rain or sun shine - separation of colors - sun's heat - flow of electrons

Ans:separation of colors

Fact 1: Thyroid hormones increase the rate of metabolism in cells throughout the body. Fact 2: Thyroid hormone is made by the thyroid gland in the neck. Given the two facts above, answer the question "what in the neck is responsible for an increase in the rate of metabolism in cells" with the following options: - Veins and arteries. - thyroid gland - veins - Energy. - spine - temperature - energy usage - liver
thyroid gland