Answer:
1. Telegraph. Developed in the 1830s and 1840s.
2. Telephone
. Developed in 1849.
3. Radio
. Developed in the 1890s
4. Computer
. Developed between 1833 and 1871.
5. Television
. Developed in 1927
6. Computer Metworking
. The TCP/IP protocol was developed in the 1970s, and in 1972
7. Internet
. Developed in 1983 but the online world became more recognized in 1990, when the World Wide Web was invented.
If a researcher wanted to combine the results of lots of studies together on the same subject, meta analysis technique would they use.
It should be noted that the shared picture book reading was a research linked to children having communication challenges.It should be noted that fostering communication skills in children is important for their holistic development. In this case, the meta-analysis concluded that shared picture book reading was linked to children having challenges with speeches or communication. Therefore, the shared book reading was important for communicative development.
The meta-analysis is an technique that includes all the results of the multiple scientific studies and can be performed when there multiple studies and address the same individual questions and are expected to have some degree of error.
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The density of the child's balloon will be affected in this manner:
- The mass will remain the same while there will be an increase in volume.
<h3 /><h3>What is density?</h3>
Density is a concept that measures the amount of heaviness of a thing. It is gotten by diving the mass of the substance by the volume.
For the scenario described above, the resultant effect of the heat stemming from the dryer is that the helium particles will be made to move faster and cover a significant part of the balloon. But the volume of the ballon will remain the same since there is no incremental action.
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Jeanette Rankin was elected in 1916 to the US congress- from the state of Montana.
At this time Shiley Chrisholm was not yet born. She was elected to Congress in 1968 and she was chosen from the state of New York. She was re-elected 6 times and served for 7 terms.
