If intensity is the amount of chemical energy released by a fire, then what is creates the intensity of a fire? Answer choices: - our nearest star - cigarettes - hydrogen and oxygen - water - rain - chemical energy - ponds - Greenhouse gasses
chemical energy

(Question)
If vibrations in air can be used for communication by animals, then vibrations in air can be used for what by animals? Answer choices: - activation energy - communication - Something to move - sleeping - sustenance - Heart rate - food and shelter - tasting
(Answer)
communication

Ques: If cells have repair mechanisms to fix genetic problems in DNA, then dNA can be fixed with repair mechanisms of? Answer choices: - CO 2 - cells - three - plants - SO2 - fungi - alleles - Seesaw
Ans: cells

(Q).
If aflower's purpose is to be planted, then aflower's purpose is to be what? Answer choices: - planted - dead - fertile - observed - ruined - dormant - reproduce - food
(A).
planted

Ques:If oxygen is one substance transported by hemoglobin, then what transports oxygen? Answer choices: - Hemoglobin - hydrocarbons - orchids - roots - alpacas - burning coal - lungs - mammals

Ans:Hemoglobin

If the decline of speed in associated with an object losing energy, then the decline of speed is associated with what? Answer choices: - an object gaining energy - a lot of human deaths - decrease stamina - hyperthyroidism - an object losing energy - an object gaining momentum - body temperature reduces - an object going faster
an object losing energy