Answer:
Mechanical waves
Explanation:
Mechanical waves are waves that must have a medium to transfer energy. Without a medium, mechanical waves cannot be propagated in space.
- Electromagnetic waves on the other hand do not require a material medium for their propagation.
- They can move energy through a vacuum.
- Examples of mechanical waves are sound waves, water waves, seismic waves etc
- Examples of electromagnetic waves are x-ray, infrared, light waves.
It is a Chemical reaction taking place un a solution in which one or more of the products is insoluble in the solvent, and so forms solid particles that fall to the bottom of the reactor
Answer:
C: Finch A has a large, sturdy beak; and Finch B has a thin, sharp beak.
Explanation:
Darwin's finches provide an ideal model for explaining evolution. Darwin observed the finches in the 10 islands that together made the Galapagos island. He observed that the finches had adapted their lifestyle and mannerisms according to their surrounding environment. He particularly noticed the structural differences in finches's beaks according to their feeding style. Finches who fed on nuts and seeds had large sturdy beaks so that they could break them open. Finches feeding on worms had thin sharp beaks so that they can easily pick up worms and kill them.
<span> most of the sun's X- rays are absorbed in Earth's thermosphere
Hopes this Helps u ;)</span>