Jets and airplanes are made of composite materials like fiberglass, but these materials, though lightweight, can be cracked and punctured. Airplane manufacturers still rely on materials like aluminum because it is so

A)dense.
B)ductile.
C)malleable.
D)soluble.

For their summer holiday, jane and her family are visiting places surrounding the mediterranean sea. which type of biome is jane and her family visiting? a. rainforest b. shrubland c. tundra d. coniferous forest

What is the difference between an igneous, sedimentary and metamorphic rock

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them