Tectonic plates being pushed together causes earthquakes, and earthquakes are long preceded by tectonic shifts. Given these facts, earthquakes are caused by shifts in what among the following options: - earth - volcanoes - rocks - plates - Movement - ground - rain - lightning
plates

(Question)
Dilation occurs when cell walls relax, and dilation is often uncomfortable. Given these facts, when is it often uncomfortable among the following options: - at room temperature - Plant growth is reduced - cloudy and rainy weather - pillows - heat or cold - sleeping - Riding a bike - when cell walls relax
(Answer)
when cell walls relax

Ques: Adoorbell converts electrical energy into sound, and perception of sound Sound is a wave. Given these facts, what does a doorbell convert energy into among the following options: - nerves - energy - light - heat - nest - houses - waves - organ
Ans: waves

(Q).
All life relies on a relatively narrow range of pH, or acidity, and if the pH level is higher or lower, aquatic life is endangered. Given these facts, what happens to aquatic life if acidity is higher or lower than a narrow range among the following options: - Plant growth is reduced - They may not survive. - Aquatic life sinks - harm them - It is endangered - Damages them - Aquatic life moves to dry land - Aquatic life flourishes
(A).
It is endangered

Ques:Thick fur can be used for keeping warm, and becuse of that, the fat layer was needed to keep warm, now that the fur coat was removed. Given these facts, what do animals without thick fur need to stay warm among the following options: - colder weather - less fat - In the winter - hard outer covering - layers of fat - thinner fur - nutrients - hydrogen and oxygen

Ans:layers of fat

Ques: An animal requires energy to move, and all foods provide energy. Given these facts, what do animals require to move among the following options: - babies - food - warmth - air - oven - heat - oxygen - children
Ans:
food