Answer:
Superbugs are bacteria that are resistant to Antibiotics.Bacteria becomes resistant to antibiotics and carry genes that allow them to survive in harsh conditions. The infection caused by these bacterias are difficult to treat.These antibiotic resistance can be trasmitted from one bacteria to its offspring.
Explanation:
Answer:
When fossil fuels are burned, they release large amounts of carbon dioxide, a greenhouse gas, into the air. Greenhouse gases trap heat in our atmosphere, causing global warming. Already the average global temperature has increased by 1C.
Explanation:
The statements that are true for S-waves are:
A. They can only travel through the solid rock inside Earth.
C. They are the second type of waves detected after an earthquake.
The S-wave is the second wave that gets detected by the seismograph. These waves do not travel through the liquid medium. They are also slower than the initially detected P-waves. S-wave also are more destructive than the P-waves but are relatively less destructive than the L-waves and the Rayleigh waves.
Answer: Under normal ambient conditions water is less dense as a solid than as a liquid, so ice floats on water. Most materials are more dense as solids.
Explanation: When water freezes, the molecules do not stack into a close-packed structure. They form a relatively open, honeycomb-like arrangement.
Answer:
Dorsal lol, its contracts and pumps blood to the aortic arches.
