You are presented with the question "What helps an animal move through a river better?" and the following answer choices: - salinity - scales - long snout - long tail - contracting - stamina - long fur - four limbs Now knowing that along tail can be used to move through water by an animal and water remains in the current of the river, choose the best answer.
long tail
(Question)
You are presented with the question "Alerting devices inform a person when they convert electrical energy into what" and the following answer choices: - sound - batteries - air - heat - energy - action - photons - waves Now knowing that adoorbell converts electrical energy into sound and alerting devices inform a person when the doorbell rings, alarm clock sounds, or telephone rings, choose the best answer.
(Answer)
sound
Ques: You are presented with the question "What has a woody stem covered with bark?" and the following answer choices: - Aloe - Cacti - bamboo - bushes - Pines - Ferns - apple - elms Now knowing that trees have woody stems covered with bark and pines in general are popular trees, choose the best answer.
Ans: Pines
(Q).
You are presented with the question "Epilepsy and splay leg are located on the same what?" and the following answer choices: - organ - Joules - kalenchoes - sensory neurons - chromosome - nerves - critical organs - four limbs Now knowing that genes that are located on the same chromosome are called linked genes and for example, epilepsy and splay leg tend to link with the vienna white gene, choose the best answer.
(A).
chromosome
Ques:You are presented with the question "What is a reason to work with used materials during manufacturing?" and the following answer choices: - it keeps an organism warm - A transportation fuel - Reduces need for new resources - prevent heat loss - Reduces need for machinery - converting electricity to heat - Reduces need for labor - Workers are paid less Now knowing that recycling reduces the resources needed to make something and recycling is the reuse of material, choose the best answer.

Ans:Reduces need for new resources
Ques:You are presented with the question "What system does inhaled pollution harm?" and the following answer choices: - health - humans - the environment - circulatory - people - bones - lymphatic - cell wall Now knowing that air pollution harms the respiratory and circulatory systems and air pollutants are inhaled, choose the best answer.

Ans:
circulatory