Answer:
C. and I think that should help
If there weren’t a system agreed and used by the majority of everyone, then there wouldn’t be a good way for items we want to need to be gained. Of course, there’s always trading items for other items, however, it’s not like those types of trades are the most convenient, especially if you’re trying to get something like a whole sack of rice for another food item or a created item. It’s not convenient, so having a set type of currency is important to have.
Answer:
When surfaces in contact move relative to each other, the friction between the two surfaces converts kinetic energy into thermal energy (that is, it converts work to heat). This property can have dramatic consequences, as illustrated by the use of friction created by rubbing pieces of wood together to start a fire.
Explanation:
There has been a drastic change in educational attainment for black workers from 1970 to today with a lot of benefits attached with it.
Education attainment has been increased substantially from 1970 as at that time only 20% of black workers had high school degree and in 2014 it increased to 90%. Although the gap has shrunk over last five decades but 33% of white workers have at least 4 years of college as compared with 22% of black workers.
The benefits attached with education on black workers were expanded career options, higher earning potential, improved confidence, happier and healthier and becoming a world traveler.
To learn more about Black workers here
brainly.com/question/26134909
#SPJ4
Answer:
Nominal
Explanation:
This question is missing its options. The options for this question are:
a) Nominal
b) Ordinal
c) Ratio
d) Interval
In statistics and research, there are different types of data. One of these types of data is the nominal data.
Nominal variables or data are variables that don't have any quantitative or numerical value. In other words, they usually refer to categories or names.
In this example, a professor asks her students who their favorite character in a novel is. We can see that t<u>he names of the characters don't have any numerical value and the possible options are names</u>. Therefore, this would be a nominal measurement of the data.