Explanation:
non-representative it's not based off of Constitution I think?
Keeping in touch with old friends has only gotten easier in the age of the internet. However, there may be individuals with whom you have lost contact and you cannot find.
Answer:
reliable, valid
Explanation:
Reliability and validity are concepts in measurement. Reliability has to do with the degree to which an instrument can produce consistent results when it is used repeatedly over time. Validity, on the other hand, indicates the extent to which the instrument measures its intended measurement. The scale can be reliable but not value as it still produces results, though inaccurate.
The correct answer is Gettysburg
Explanation:
The battle of Gettysburg was the bloodiest of the United States Civil War. In addition to more than 8,000 deaths, the Pennsylvania hill strike is considered a turning point in the US civil conflict (1861-1865).
The episode marks the beginning of the offensive of the Union's northern troops: a decisive victory for General George Meade - and a disastrous feat for the prominent Strategic General Robert Lee, military leader of the Confederacy (South).
Answer:
A force exists that we knew nothing about that causes the acceleration.
Explanation:
In 1998, scientists observed from distances of supernovae in remote galaxies that the enlargement of the universe is accelerating. Besides, there is evidence that suggests that the universe is flat and infinite, as well as accelerating in its expansion. In that respect, the force suspected to be responsible for this is called dark energy.