Answer:
they are unaffected by changes in temperature. t
Explanation:
that's the answer J. u kinda wrote it in two places.
Answer:
Pacemaker cells are located in the <u>sinoatrial node.</u>
Contractile cells are located in the <u>Heart</u>
Explanation:
Answer:
increase
oceans
wastewater
decomposition
currents
Individuals can control their use of water. Governments can help conserve water by encouraging farmers to plant climate-resistant crops that require less water. Switching to newer alternative energy technologies can reduce water used in fossil fuel and nuclear power plants for cooling.
Explanation:
Answer:
C, D.
Explanation:
C: The flowing lava creates extra rock. For example, entire islands are formed via this process of volcanos erupting, lava cooling, repeat.
D: Silt from erosion (erosion itself is considered destructive, but the resulting silt can turn into something constructive.) can build up entire mounds or mountains over time.
Answer:
An experiment imposes treatment on the subjects, but an observational study does not
Explanation:
Observational studies are research studies in which an effect, process behaviour etc. are observed, without any change. For example, observation of the possible effect of a treatment on subjects.
On the other hand, experimental studies are studies in which the treatment is included. Experimental studies are randomized, meaning that subjects that are in experiment are randomly put to a treated group or a control group.
