Pressure receptors are found mainly in the skin, and all pain receptors are free nerve endings. Given these facts, what are found in skin among the following options: - cell walls - parasites - dust - layers of fat - Veins and arteries. - free nerve endings - it keeps an organism warm - ice
free nerve endings

(Question)
Erosion causes a river to become deeper and wider, and weathering and erosion continue to shape it today. Given these facts, weathering causes what to become deeper and wider among the following options: - a landslide - Sediment - a mountain - a volcano - soils - rock - flooding - a river
(Answer)
a river

Ques: Loud noises can cause animals to startle, and thunder, however, is more than a simple, loud explosive sound following a lightning bolt. Given these facts, thunder can do what to animals among the following options: - decrease stamina - It gets heated up - remove fur - kill them - lengthen tails - protect them - startle them - improve digestion
Ans: startle them

(Q).
Blowing air into a whistle causes air to vibrate inside the whistle, and air, too, contains oxygen. Given these facts, if you blow oxygen inside of a whistle, what will vibrate inside of the whistle among the following options: - an object - friction - energy - waves - heat - oxygen - a chime - sound
(A).
oxygen

Ques:Igneous rocks are formed from magma cooling, and granite and basalt are examples of igneous rocks. Given these facts, which rock is formed from magma cooling among the following options: - tube - Mountains - Coal - Basalt - calcite - blastoids - Gneiss - Limestone

Ans:Basalt

Melting means changing from a solid into a liquid by adding heat energy, and fire gives heat energy plus light. Given these facts, fire can turn which solid into liquid water among the following options: - CO 2 - Heat - Dew - ligt - wood - ice - ice cream - carbon
ice