What is the theory of plate tectonics? question 15 options: a. the theory that earth's surface consists of separate plates that move and interact, producing geologic features and events
b. the theory that earth's surface is one large plate that produces geological features and events
c. the theory that states that the continents were once connected in one large landmass and have since moved apart
d. the theory that earthquakes and volcanoes cause plates on the earth's surface to move
A is the answer to your question! hoped this help
A.the theory that earth's surface consists of separate plates that move and interact, producing geologic features and events
0.3x0.21x0.08kg=mass 1 sheet
mass 500 = 500xmass 1
volume pile = 0.3x0.2x0.048
density=mass/volume= 500xmass 1/0.3x0.2x0.048
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a.metals can become magnetic if they have many spinning electrons that create magnetic fields.d.only some metals are attracted by magnets; these metals are called ferromagnetic.
d.wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current.