You are presented with the question "What does a polar bear have to insulate its body?" and the following answer choices: - white - Cold blood - Less fat - Warm blood - environment - Bodily water - Extra fat - Animal fur Now knowing that mammals have a layer of fat under the skin to help insulate the body and an extra layer of fat also helps protect the polar bear from the cold, choose the best answer.
Extra fat
You are presented with the question "What is shared to form a bond?" and the following answer choices: - Energy - light energy - Energy. - neutrons - protons - electrons - nucleus - photons Now knowing that chemical bonds form when substances react with one another and chemical Bonding A chemical bond is the sharing or transfer of electrons, choose the best answer.
electrons
Q: You are presented with the question "During what time frame do deciduous trees' leaves change color?" and the following answer choices: - summer end - dry and hot - summer start - barrel-shaped - dry conditions - winter - after winter - climate Now knowing that the color of leaves on deciduous trees usually changes in the autumn season and autumn is a season of transistion as the warm summer days fade giving way to cooler weather, choose the best answer.
A: summer end
Question: You are presented with the question "An object made with a material will the the texture, color and what of the material?" and the following answer choices: - interact - traits - status - figuration - protect them - design - appearance - support Now knowing that if an object is made of a material then that object has the properties of that material and appearance nodes affect an object's appearance, such as color, material properties, or texture maps, choose the best answer.
Answer: appearance
*Question*
You are presented with the question "What process increases behaviors that improve fitness?" and the following answer choices: - competition - sweating - humanization - evolution - movement - photosynthesis - sleep - cats Now knowing that behaviors that improve fitness increase through natural selection and natural selection is the mechanism of evolution, choose the best answer.
**Answer**
evolution
Q: You are presented with the question "When metal is warmed, the transfer of heat does what to metal?" and the following answer choices: - expands - Energy. - breaks - blossoms - burning - voltage - improve - decreases Now knowing that when metal conducts heat , that metal expands and when a metal rod is warmed, the transfer of heat is by conduction, choose the best answer.
A: expands