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Definitions
Definitions
Questions
Questions
NJ ASK Practice
100
a graphic representation of data on similar things.
What is a bar graph
100
in a data set, the average of all the number values; the sum divided by the number of values in a data set.
What is mean
100
What are the relative percentages of hydrogen, helium, and other elements at the center of the Sun's core?
What is hydrogen: 35% helium:65% other elements: 1%
100
Which single body contains most of the solar systems mass?
What is the Sun
100
According to the graph shown above, which person is most likely losing weight?
What is B. Sandy
200
A strait line on a graph that has as many points above it as below it.
What is best-fit line
200
the middle value in a group of numbers arranged in order or, if there is an even number of values, the average of the two middle values.
What is median
200
Where in the Sun do the relative percentages of hydrogen, helium and other elements stop changing and level off?
What is the edge of core
200
Which group makes up the greatest percent of the solar systems mass: the gas giants or the terrestrial planets?
What is the gas giants
200
Pamela has data on the percentage of students in 8th grade that rank horror, romance, comedy or drama as their favorite type of movie. What is the best way to represent Pamela's data?
What is B. circle graph.
300
a graphic representation of data showing percentages of a whole.
What is a circle graph
300
in a data set, the number value that appears most frequently.
What is mode
300
The core of the Sun acts as a fusion reactor that turns any hydrogen atoms within its boundaries into helium atoms. Use this fact to explain the data shown on the graph.
What is as the hydrogen reaches the edge of the core, it evens out, the same as the helium atoms.
300
Which of Jupiter's four largest moons has the greatest mass?
What is Lo
300
A scientist wants to show how raising the temperature of a gas will increase its volume. If the scientist wants a reader to see this relationship quickly, which of the following would be the best choice for representing data?
What is C. line graph.
400
information that describes events or qualities.
What is data
400
a graph of points representing a collection of data.
What is scatterplot
400
Estimate the difference between Mars' minimum and maximum distances from the Sun.
What is about 40 millions of km
400
Which of Jupiter's four moons is the least dense?
What is Callisto
400
A student did an investigation in which a beaker filled with ice water was allowed to warm in room-temperature air. Which of the following graphs is the most appropriate for representing his data?
What is A.
500
a graphic representation of data showing how the change in one variable affects another variable.
What is a line graph
500
a set of rows and columns that displays data.
What is a table
500
Which two terrestrial planets have orbits that are shaped most like circles?
What is Venus and Earth
500
The dwarf planet of Pluto has a dynamiter of about 2,300 km. Of Jupiter's moons, how many have a diameter greater than Pluto's?
What is three of the four
500
Rashad drove his car at a constant speed of 100 km/hr. Which of the following graphs represents Rashad's speed?
What is C.