Light enters the eye through an opening called the pupil, and light is made of photons . Given these facts, which of the following passes through an eye's pupil among the following options: - electron - photons - optic nerve - a wave - the sun - sunlight - glasses - iris
photons

(Question)
Many corals secrete an exoskeleton that builds up to become a coral reef, and an exoskeleton is an external framework. Given these facts, what do many corals secrete that build up to become a coral reef among the following options: - an external framework - The area was once underwater - that material's properties - bioaerosols - water - dust - after too much water received - oxygen
(Answer)
an external framework

Ques: If an animal sweats then that animal 's bodily water decreases, and dehydration is the removal of the water. Given these facts, what happens when an animal sweats among the following options: - reduced heat - atoms are created - dehydration - vaporization - hyperthyroidism - evaporation - skin temperature increases - molecules are torn
Ans: dehydration

(Q).
Hydrogen bonds cause water to expand when it freezes, and deuterium, or heavy hydrogen, is an isotope of hydrogen, or a hydrogen atom with a neutron added. Given these facts, the bonds of that which when heavy is Deuterium cause what to expand when it freezes among the following options: - matter - rings - CO 2 - liquids - gas - solutes - cations - water
(A).
water

Ques:When a hemisphere is tilted away from the sun , that hemisphere receives less direct sunlight, and sunlight is delivered in small packets of energy called photons. Given these facts, what does a hemisphere receive less of if it is tilted away from the sun among the following options: - Light - rain - warmth - Epidermis - body water - photons - cold air - sugar

Ans:photons

Ques:Rain causes erosion, and erosion is the breaking apart and moving of rocks and soil. Given these facts, rain causes the breaking apart and moving of rocks and what among the following options: - abrasion - soil - sand - reservoirs - earth - broken - ground - Roads

Ans:
soil