If chemical bonds form when molecules react with one another, then what forms when molecules react with one another? Answer choices: - Chemical energy - substrates - chemical bonds - living things - Organic compounds - Energy. - new elements - flow of electrons
chemical bonds

If certain light bulbs may cause skin cancer, then exposure to which of the following can cause skin cancer? Answer choices: - Gene Rayburn - some types of light bulbs - bad thoughts - Deoxyribonucleicacid - water - direct damage to the lungs - Sulfur dioxide - chlorofluorocarbons
some types of light bulbs

Q: If skin is used for breathing air by tadpoles, then what do tadpoles use to breathe? Answer choices: - Water - Gases - oxygen - hearts - air - fur - skin - lungs
A: skin

Question: If speciation occurs by a process called natural selection, then what occurs by a process called natural selection? Answer choices: - competition - root growth - mitosis - meiosis - speciation - cellular respiration - Plants growth - Animal survival
Answer: speciation

*Question*
If slow cooking food in an oven can be done to preserve it, then slow cooking food in an oven will cause it to be what? Answer choices: - staying warm - kinetic - dangerous - dry and hot - preserved - dormant state - reduced heat - hydration
**Answer**
preserved

*Question*
If gasoline can be converted into cut grass by machines, then machines can use gasoline to do what? Answer choices: - energy - destroy matter - staying warm - resist humans - motion - dangerous - cut grass - eat food
**Answer**
cut grass