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topjm [15]
3 years ago
9

North America experienced all of the following during the last glacial period EXCEPT alpine glaciers covered the Rocky and Casca

de Mountains. sea level was at least 100 m lower than it is today. coastlines were extended. the Hudson Bay was covered with alpine glaciers.
Physics
1 answer:
Juli2301 [7.4K]3 years ago
5 0

Answer:

the Hudson Bay was covered with alpine glaciers

Explanation:

During the last glacial period, large portions of North America were covered with ice. The majority of the ice was from the ice sheets that were covering Canada and the northern part of the United States, and the alpine glaciers on the mountain ranges. Hudson Bay was all frozen at this point of time. It was not covered with alpine glaciers though, instead it was covered with the ice of the extended ice sheets, with the ice cover reaching up to 2 km in thickness.

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So I'm struggling with rearranging kinematic formulas. Does anyone have any steps or something to help.
bekas [8.4K]

Rearranging formulas is all about simple algebra rules. Just like when solving for x in an equation, you're just isolating whichever variable you want. I'll work this one out for you and hopefully it'll help, but if you need more explanation, then feel free to comment!

D = ViT + 0.5at²   Subtract ViT from both sides

D - ViT = 0.5at²    Divide both sides by 0.5t²

\frac{D - ViT}{0.5t^{2} } = \frac{0.5at^{2} }{0.5t^{2} }    I wrote this step out a little more to show how your fraction will cancel

\frac{D - ViT}{0.5t^{2} }= a    I like to flip these around so the single variable is on the right

a = \frac{D - ViT}{0.5t^{2} }

7 0
3 years ago
A car achieves a velocity 50 meters per second after 5 seconds. What is the Car's acceleration?
Reptile [31]

Answer: 10 m/s

Explanation: Velocity/Time

50/5= 10

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7 0
3 years ago
A project is located in an area with a demand-response program and on a site that has enough room for a wind-turbine to allow fo
Ksju [112]

Answer:

A. The project's energy costs will decrease

Explanation:

Since the project is located in an area with a demand-response program and on a site that has enough room for a wind-turbine to allow for on-site renewable energy.

Hence, the project's energy costs will decrease very well because it's implementing both of these strategies;

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5 0
3 years ago
For supernova explosions caused by collasping cores, the core itself will either become a __________ or a ___________. (choose t
Gnesinka [82]

When supernova explodes because of the collapsing cores, the core itself will become a neutron star or a white dwarf without undergoing any kind of explosive transformation. The white dwarf stars can also become supernova if they orbit another star in a binary system and steal material from their companion. In addition, the end state of a star, whether it will explode as a supernova become a black hole.

 

5 0
4 years ago
Read 2 more answers
BRAINLIEST BRAINLIEST IS OPENNN
Allushta [10]

Answer:

PART 1

Main sequence stars fuse hydrogen atoms to form helium atoms in their cores. About 90 percent of the stars in the universe, including the sun, are main sequence stars. These stars can range from about a tenth of the mass of the sun to up to 200 times as massive.

To conclude, Dwarf stars are small but have a high surface temperature. They are dimmer than the sun.

PART 2

The Hertzsprung-Russel Diagram also known as HR diagram is stars' scatter plot showing the relation of luminosity or absolute magnitude vs spectral class or surface temperature. The main sequence stars can be plotted on a HR Diagram as a diagonal band as their physical properties vary a lot.

The mass of these stars ranges from about a tenth of that of the Sun to about 200 times the mass of the Sun. Inside these stars Hydrogen fusion results in Helium. 90% of the stars, including the Sun, in the Universe lies in this category.Their surface temperature lies in the range of 2500 Kelvin to 40000 Kelvin.

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Hope it helped!

8 0
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