Question
Write 260/400 as a percent.(1 point)
Responses
65%
65 percent
26%
26 percent
60%
60 percent
15.3%
65%
What is 90% of 200?(1 point)
Responses
180
180
90
90
18
18
160
180
Abdel just got a job babysitting his neighbors 3 afternoons a week. He wants to save 60%
of his earnings each week. If he will make $80
a week, how much will he be saving each week?(1 point)
Responses
$36
36 dollars
$13.33
13.33 dollars
$48
48 dollars
$60
$48
What is it called when heat and pressure change one type of rock into another?(1 point)
Responses
erosion
erosion
deposition
deposition
metamorphism
metamorphism
crystallization
metamorphism
What is the theory that Earth’s surface is composed of several rock plates that fit together like the pieces of a puzzle?(1 point)
Responses
divergent plate boundary
divergent plate boundary
plate tectonics
plate tectonics
metamorphism
metamorphism
geological shift
plate tectonics
Which mineral could have been deposited by black smokers on the seafloor?(1 point)
Responses
barium
barium
iron sulfide
iron sulfide
silicon
silicon
calcium