Terry is creating a presentation about seafloor spreading. Which of the following statements is a fact he should include in his presentation?

A. Seafloor spreading occurs within subduction zones at a consistent rate.
B. Seafloor spreading is a result of convection currents in Earth’s inner core.
C. Seafloor spreading can occur at both divergent and convergent plate boundaries.
D. Seafloor spreading occurs along mid-oceanic ridges resulting in the formation of new crust.

Answer:

D. Seafloor spreading occurs along mid-oceanic ridges resulting in the formation of new crust.

Explanation:

Hope this helps! :)

Analyze the chart below and answer the question that follows.

A flowchart titled Constitutional Monarchy. A box labeled Head of State has entry 1. Under Head of State is Courts. A box labeled Head of Government has entry 2. Under the Head of Government is the Cabinet and Box 3. Under Box 3 is House of Lords and Box 4.

Which of the following terms belongs in the box labeled with the number 2 on the chart above?
A.
Monarch
B.
Parliament
C.
Prime minister
D.
House of Commons

Please select the best answer from the choices provided
A
B
C
D

how did inhabitants in west africa find iron

What was the biggest difference between the Earth's second atmosphere and third (present) atmosphere?




Carbon dioxide from volcanic activity became a major part of the atmosphere.




Oxygen from plant photosynthesis became a significant part of Earth's atmosphere.




Oxygen from water vapor in the atmosphere became a large part of Earth's atmosphere.




High percentages of Carbon dioxide caused a sustained warming cycle 500 million years ago.

Match the groups of minerals with their descriptions.

Please answer this. Thank you.

Match the groups of minerals with their descriptions.

Atmospheric pressure is about 100 kPa at sea level. What would the air pressure be at 10,000 meters above sea level?
about 30 kPa
0 kPa
about 150 kPa
the same, 100 kPa

Atmospheric pressure is about 100 kPa at sea level. What would the air pressure be at 10,000 meters above sea level?
about 30 kPa
0 kPa
about 150 kPa
the same, 100 kPa

What do west and east Africa have in common

What are some social, political, and economic issues we are facing today?

Atmospheric pressure is about 100 kPa at sea level. What would the air pressure be at 10,000 meters above sea level?

Which of the following does not explain a way that scientists have learned about the interior of Earth?
They study the gravitational and magnetic fields of Earth.
They study the waves produced from earthquakes.
They observe how sound waves pass through the layers of Earth.
They observe the reflection of electromagnetic waves from Earth.

Analyze the map below and answer the question that follows.


A political map of Southeast Asia. Countries are labeled 1, 2, 3, 4, 5, and 6. 1 is between Thailand and India. 2 is between Myanmar and Cambodia. 3 is along the coast between China and Cambodia. 4 are islands off the coast of Vietnam above Indonesia. 5 is a series of islands south of the Philippines and Malaysia. 6 is marked with a star between the coasts of Indonesia and mainland Malaysia.

Image by Historicair


Which of the following countries is identified correctly on the map above?

A.

Thailand is country number 1.

B.

Burma (Myanmar) is country number 2.

C.

Vietnam is country number 3.

D.

Indonesia is country number 4.


Please select the best answer from the choices provided

A

B

C

D

Geologists apply various methods to study the layers of the Earth. Which of the following is a method used to study the Earth’s layers?

A. Scientists use seismic waves to map the atmospheric conditions above Earth's crust.
B. Scientists map seismic waves to determine the atomic structure of materials that lie beneath Earth's surface.
C. Scientists measure vibrations of Earth's surface using a compass (an instrument that is sensitive to Earth's magnetic field).
D. Scientists measure the time it takes for seismic waves to reach a seismograph (an instrument that measures seismic waves).

what were 3 types of people that live in ancient India. This is for Social Science and I really need help.