Plz help!
Which evidence originally supported Hess’s idea of seafloor spreading in 1968?

A) Younger rocks are closer to mid-ocean ridges.
B) The destruction of crust occurs at deep-sea trenches.
C) Oceanic rocks are pillow-shaped when formed.
D) Rocks across the ocean floor have alternating magnetic stripes.

Answers

Answer 1

Answer:

The evidence that originally supported Hess's idea of seafloor spreading was that the younger rocks are closer to mid-ocean ridges.

Explanation:

A is correct because Hess noticed that the rocks that are closer to the mid-ocean ridges are younger, and as their distance from the mid-ocean ridge increased, their age increased as well, thus giving him a clue that the seafloor is spreading.

B is not correct because Hess never managed to examine the deep-sea trenches.

C is not correct because Hess didn't have the means to be that close (in water) to a mid-ocean ridge where the new crust is formed so that he can witness it, and this was mainly due to the lack of proper equipment.

D is not correct because magnetic stripes indicate the positions of the poles throughout the geological past.

Answer 2

Answer:

A

Explanation:


Related Questions

hi i have a question does anybody know how to do this???


thanks it would be helpful bc it is due on NOV 1!!!!!!!!!!!!!!!!!

Answers

Answer:

don't know

sorrrrrrrrryyyyyyyyyyyyy

Answer:

In the Characteristics coloumn, write down what's usual for summer and winter in North America (climate, rain,...), but in the Cause coloumn, write down what causes that (for instance: there are cold winters because of surroudings of mountains, hot weather near the coast,.... somethings like that, you probably get it now. ) I'm not an American, so I can't fully help you with this.

Explanation:

^^^

How can governments encourage the development of new energy sources?

Answers

Answer:

Governments could give tax benefits to businesses that are developing new energy sources

ASAP PLEASE SOMEONE HELP ME: The points J, K, L and M all lie on the same line segment, in that order, such that the ratio of JK:KL:LMJK:KL:LM is equal to 1:6:1.1:6:1. If JM=32,JM=32, find KL.KL.

Answers

Answer:

answer is 24 i put 28 in and it was wrong.

Explanation:

When JM=32, KL will be 24. Check more about line segment below.

What are line segments?

A line segment is known to be an aspect of a line that has two end areas and also has length that is finite.

Note that when points J, K, L and M all lie on the same line segment, it is equal to 1:6:1.

If the total line segment is =32

JK:KL:LM = 1 + 6 + 1 = 8

lndividual (One unit) line segment = 32/8

So one unit = 4

Note that JK = 6

So KL = 6 x 4

= 24.

Therefore , the answer is = 24

Learn more about line segment from

https://brainly.com/question/2437195

#SPJ2

Define the term volume

Answers

the amount of space that a substance or object occupies, or that is enclosed within a container, especially when great.

hope it helps

:)

How does spectral class relate to temperature? ​

Answers

Answer:

The spectral types and sub-classes represent a temperature sequence, from hotter (O stars) to cooler (M stars), and from hotter (subclass 0) to cooler (subclass 9). The temperature defines the star's "color" and surface brightness. ... Stars are also classified by luminosity class.

Explanation:

It depends on if it’s hot or cold

Culture is sometimes called a "blueprint for living"in a society because culture...

a
includes all of the ways people behave in a society.
b
is strictly about the architecture.
c
refers to exploration and conquest of territory
d
limits itself to a countryś legal system.

Answers

Answer:

a . includes all of the ways people behave in a society.

Explanation:

Culture is the blueprint for living in a society because it includes all of the ways people behave in a society.

Culture is the way of life of people in a particular place.

It entails a blend of food, culture, norms and morals. Culture encompasses the ways of life of a people and acts as the grand replica of a society. The culture of a people typifies any society.

We can perceive a society through the lenses of the culture of a place.

Culture is susceptible to changes through time especially with civilization.

Why is it colder in the mountains than in the lower elevations?

Answers

Answer:

As air rises, the pressure decreases. It is this lower pressure at higher altitudes that causes the temperature to be colder on top of a mountain than at lower elevations.

Even though warm air rises it has to do with the pressure. When you go higher in elevation there’s more and more air pressure that’s why you can only be so high before you need an oxygen mask

effects of harrowing in the environment​

Answers

Answer:

light and air pollution

Explanation:

i don't know what I can explain

Answer:

To assess the effects of timing and frequency of weed harrowing on weed abundance and crop yield, different pre- and post-emergence weed harrowing sequences were applied to spring cereals and peas in field experiments performed during 2003 and 2004 in Sweden. Post-emergence harrowing was performed at crop growth stages 2–3 and 5–6 true leaves respectively. The best weed control was obtained by a combination of pre- and post-emergence harrowing, but these treatments also caused yield losses of 12–14% in spring cereals, while no yield losses were observed in peas.

Why might native Americans living today be uncomfortable with Columbus Day as it has been celebrated through most of the 20th century?

Answers

Answer:

Columbus was a horrible man that killed, enslaved, tortured and raped Natice Americans when they did nothing to him besides welcomed him onto their land with open arms. He forced his believes onto Native Americans and brought deadly diseases that killed the majority of the Native population. A day that is "celebrated" because he "found" America (although he didn't) despite the awful things he did would be upsetting knowing that person is the reason millions had died.

All map projections have a problem with

Answers

Answer:

its called the mercator projection, and beasically maps are distorted because thy are meant to be 3d, not 2d

Explanation:

P

L

E

A

S

E

GIVE BRAINLIEST

Answer:

distortion

Explanation:

Edge 2021

A plant grows toward the light. The plant’s action is an example of

Answers

Answer:

positive phototropism or just photosynthesis

Explanation:

Moving from less-developed (poor) countries to more developed countries is one global demographic (population) trend. Another global population trend is...

a
people leaving the cities to live on hilltops.
b
urbanization, people moving to cities.
c
people moving to rural areas to live traditional forms of life
d
reduced global trade.

Answers

b. urbanization

explanation: during the early 1900’s many people moved from rural areas to urban areas or cities

newspaper and radio are the most common means of communication justify the statement​

Answers

Answer:

yes

Explanation:

because  you can get information from  the  newspaper and radio

convection in the mantle causes ____ material to sink and ___ material to rise

Answers

Answer:

I think it's A. (hotter than cooler

What level of economic actvity does education occur in?

Answers

Answer:

Education is a service sector and occurs as a tertiary economic activity.

Explanation:

Economic activities are those that are performed by man for earning his living education being a part of the service sector is included in the tertiary sector as related to the teaching, development, and training of individuals. This sector contributes to the GDP of the nation and is an index for checking the countries literacy rate.

How have the earth’s continents moved over time? What is some evidence?

Answers

Answer:

Here hope it helps good luck

Explanation:

Wegener suggested that perhaps the rotation of the Earth caused the continents to shift towards and apart from each other. (It doesn't.) Today, we know that the continents rest on massive slabs of rock called tectonic plates. The plates are always moving and interacting in a process called plate tectonics. The rock formations of eastern North America, Western Europe, and northwestern Africa were later found to have a common origin, and they overlapped in time with the presence of Gondwanaland. Together, these discoveries supported the existence of Pangea. Modern geology has shown that Pangea did actually exist.

Evidence for the movement of continents on tectonic plates is now extensive. Similar plant and animal fossils are found around the shores of different continents, suggesting that they were once joined.

Where does the energy for all Earth's processes come from

Answers

Explanation: Solar energy is the main source of our energy

Answer: The Sun

Explanation: Energy for all Earth's processes come from the Sun. Nearly all of the earth's energy comes from radiant energy. Some of this radiant energy is reflected by water droplets and dust particles in the atmosphere and bounced back into space or scattered throughout the atmosphere; some is absorbed by clouds or ozone.

The rate of cooling as you increase in elevation is called

Answers

Answer:

It is called the envireonmental lapse rate of tempature

This term means gathering of resources from the surface of the earth such as crops or wood:
A. Harvesting
B. Mining
C. Drilling
D. Strip mining

Answers

Harvesting is the answer mining and drilling and strip mining doesn’t make sense with the question given

plz sub to cuphead fanatic gaming

Answers

Answer:

Ok! I'll sub right now!

Answer:Desa copa masito

Explanation:

PLEASE HELP!! WILL GIVE 30 POINTS AND MARK BRAINLIEST!! How has Sudan's history helped shaped its geography??

Answers

After the fall of much the Indians formed the three kingdoms which helped shape the geographical with the desert and Red Sea

Need help ASAP and pls hurry bc if you do i will give ten pts+brainliest
Explain in three or more sentences how you use the following items and explain what life will be like if we no longer had access to these items:


1. 12-month calendar


2. The number system (the ability to use 60 seconds and 60 minutes to tell time)


3. Wheels (for transportation)

Answers

Answer:

1. Without a calendar we could not know when to celebrate any of the festivals on particular days. We would even get the days of the week confused after a while. We would not be able to tell when a year had gone by, so it would be hard to keep track of someone's age.

2. Without numbers we wouldn't be able to count or measure anything. We would forget our age one day, and possibly forget how to count. Also we wouldn't be able to tell time, unless we used the sun. It would make life very problematic.

3. It would take very long to get us somewhere. We could no longer travel with airplanes, since they use wheels to take off. Such a simple thing as going to the grocery store, would turn into a huge task. Traveling would take very long to do, or might be non-existent if we didn't use horses.

Answer:

i agree

Explanation:

Which Crosscutting Concept BEST describes the following statement "Observing the repeating moon phases." Patterns Cause and Effect O Energy and Pattem O Stability and Change​

Answers

Answer:

Stability and Change​

Explanation:

Cross-cutting concepts in science show the application in different domains of science.

The cross-cutting concept of the given statement shows "stability and change". Stability refers to the system that experiences a small disturbance but returns to its stable state after some time.

The cyclic pattern of changing moon phases refers to stability and change as changes happen in the system but it come to its original state again.

Hence, the correct option is "Stability and Change​".

Describe how the Earth-Sun relationship causes the seasons.

Answers

Seasons are caused by the Earth's revolution around the Sun, as well as the tilt of the Earth on its axis. The hemisphere receiving the most direct sunlight experiences spring and summer, while the other experiences autumn and winter.

When studying the Calumet region of Illinois and Indiana, Alfred Meyer noted four stages of development as new groups occupied this land. In stage 1, __________, Native American communities made use of natural resources.

Answers

Answer:

fur trading

Explanation:

Before the Europeans settled in the Calumet region, the area was inhabited by many Native Americans. It thus became essential to study these tribes in connection to the area's development over time. According to Alfred Meyer, a German writer, the first stage is "fur trading." The Native Americans used their natural resources such as animal furs in trading with different nations. It became their primary source of livelihood and it also became a popular fashion for the Europeans they traded with. Later on, it also became a cause of competition between English and French.

Answer:

fur trading

Explanation:

List five countries that are projected to double in 50 years or less.

Answers

Answer:

5 countries are:

India

China

Russia

Japan

US

In the Four Corners area of thep southwestern United States, there are large rocky
outcroppings of basalt. These were formed by ancient lava flows. Using this information,
what class of rock is this?

Answers

Answer:

igneous

Explanation:

can someone please help me ..

Answers

yes okay yes totally it’s b

What is a continuous chain? Question 3 options: When the continents were one large landmass, the mountains would have formed a continuous chain that eventually was separated upon the break up of the continents Mapping of the tectonic plates of the ocean floor. Fossils are dated by the chain of events in the geologic timeline. Chains of biologic DNA that show evidence of evolution.

Answers

Answer:

Option (1) is the correct option.    

Explanation:

When the continents were all joined together and in one place , large landmass were present. The mountains formed a continuous chain that eventually was separated upon the break up of the continents due to continental drift. Map of the tectonic plates of the ocean floor reveals this information . Continuous chain of the mountains that arise are found to be  parallel to the coastline .

Answer:

When the continents were one large landmass, the mountains would have formed a continuous chain that eventually was separated upon the break up of the continents.

Explanation:

Lmk if you have any other questions!  :)

Question 4 (1 point)
Germany, Spain and Italy share a border with


Answers

Answer:

They all Share a border with France

Explanation:

they all share a border with france
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