Which data is used to make a sonar map of the ocean floor? (1 point)
• the amount of spreading that occurs on the ocean floor
• the amount of light that reaches the ocean floor
• the time it takes an underwater vehicle to reach the ocean floor
• the time it takes for a pulse to bounce from the ocean floor
The data used to make a sonar map of the ocean floor is the time it takes for a pulse to bounce from the ocean floor.
Which describes how the Atlantic Ocean and the Pacific Ocean changes over time? (1 point)
• The Atlantic Ocean is growing smaller, while the Pacific Ocean is getting larger.
• Both the Atlantic Ocean and the Pacific Ocean are getting smaller.
Both the Atlantic Ocean and the Pacific Ocean are getting larger.
• The Atlantic Ocean is getting larger while the Pacific Ocean is getting smaller.
The Atlantic Ocean is getting larger while the Pacific Ocean is getting smaller.
Which pattern describes the ages of ocean rocks based on core samples from the ocean floor?
(1 point)
• Younger rocks are warmer and are located closer to subduction zones
• Younger rocks are warmer and are located closer to mid-ocean ridges
• Younger rocks are colder and are located closer to subduction zones.
O Younger rocks are colder and are located closer to mid-ocean ridges
Younger rocks are warmer and are located closer to mid-ocean ridges.
What information is revealed by magnetism on rocks? (1 point)
COURSE TOOLS
• luster
• minerals
O mass
• age
The information revealed by magnetism on rocks is their age.
Which of the following is necessary to propose a new amendment to the Constitution?
(1 point)
O approval by a popular vote held in every state
• approval by two-thirds of the House and Senate
• approval by three quarters of the House and Senate
• approval by the legislatures in at least three-fourths of the states
The necessary requirement to propose a new amendment to the Constitution is approval by two-thirds of the House and Senate.
The First Amendment protects which rights? Select all that apply.
(1 point)
the right to own a gun
the right to a fair trial
the right to practice a religion (or not)
the right to criticize the government
the right of owning property