Invasion and multiplication of pathogenic microorganisms<span> in the body is called an infection. When we are infected by </span>pathogens<span> we become sick, which means that our bodies stop functioning properly. Infectious agents, such as </span>bacteria<span>, a virus, fungi or protozoa cause communicable diseases.</span>
Start studying Plate tectonic Mechanisms. ... Which was the first driving mechanism proposed? a)Mantle drag or b)edge force? ... PCA Quiz 1 definitions. 43 terms.
I think that about half of all babies are able to walk independently by 12 month of age. It said that babies tend to take their first steps from the age of 9. Babies usually start to crawl before they can walk. This is because their arm are usually more effective. After crawling they learn to stand up with their feet first and later learn to walk while holding things. The next step after that is walking.
Not all babies walk at the same time. There those that learn before the other so there is no need to worry if your child does not walk by 12 months.
A. energy
1. <span>crest / trough
a. </span><span>Wave length
b. </span><span>height
2. </span><span>energy
</span><span>
3. </span><span>collapsing
</span><span>
a. </span><span>Friction
</span>b. <span>top
</span><span>
4. </span><span>Wind
</span><span>
hope these are right..
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The fossil shows evidence of how animals lived on Earth in the past and shows history about animals that may be extinct now or have evolved since then, which would show development in the animal in the fossil.