He is attributed with defining that galaxies revolve, and
was capable to determine the velocities at which they rotate. Slipher had discover
that most galaxies presented a redshift in
their spectrum,
representing that they were all moving away from us in interstellar, or retreating
(Slipher, 1915). By computing the magnitude of the redshift, he was capable to control
the recessional velocity or
the speediness at which matters were "flying." Slipher had made a clarification from his observations that
put a new standpoint on the universe,
and in reply, he established a standing ovation for his demonstration.
Answer:
Before then people could not watch films this invention helped people to be able view moving pictures without sound.
Explanation:
Answer:
- Families planted gardens to grow their own food.
- Customers had to use ration books at the grocery store.
Explanation:
To make use of every resource possible, the federal government imposed strict regulations about the purchase and consumption of goods. In each county, local citizens were put in charge of regulating the market. A parent could not even buy a bicycle for a child without permission, since metal frames and rubber tires were made of scarce commodities. Most groceries were controlled by rationing; that is, individual families could buy only so much of any item each month. <em><u>Families were issued ration books and could only use the coupons inside for buying certain amounts.</u></em> Prices were controlled by the coupons, and if a family ran out of coupons before the end of the month, they had to make do with what they had. Since gasoline was needed for the war effort, it was strictly limited. People drove only when they had to. One North Carolinian coped by building an electric car to get to work. Its “two V-8 Ford starter motors” were powered by two car batteries. He steered with a lever and sat in a plywood box. <em><u>Families again were encouraged to plant “victory gardens” to raise more of their own food.</u></em>
Answer:
I think it might be the third one
Answer:
5. b, c, d
6. federal
7. state
8. federal
9. they might want to stop using the electoral college because its "undemocratic". saying that it permits the election of a candidate who does not win the most votes. Its a winner-takes-all approach canceling the votes of the losing candidates in each state.
