Section 1.3
Graphing Data
Practice Test
1.
The property of a straight line that is the ratio of the vertical difference between two points to the horizontal difference between the same two points is the __________.
a.
tangent
b.
intercept
c.
slope
d.
rise
Hint
2.
In Figure 1-16, the
y
-intercept of the graphed line is 13.7 cm. What is the physical meaning of this intercept?
a.
It is the length of the spring when no masses are suspended from it.
b.
It is the length of the spring when the experiment is over.
c.
It is the distance from the bottom of the spring to the suspended mass.
d.
It is the distance from the top of the spring to the suspended mass.
Hint
3.
The point at which a line crosses the
y
-axis is the __________.
a.
rise
b.
y
-intercept
c.
slope
d.
parallax
Hint
4.
What value is calculated by dividing rise by run?
a.
the slope of a straight line
b.
angular velocity
c.
length of a straight line
d.
acceleration of a moving object exhibiting uniform motion
Hint
5.
According to Figure 1-16, if a mass of 45.0 g were hung on the spring, how long would the spring be?
a.
17.3 cm
b.
46.1 cm
c.
3.6 cm
d.
576 cm
Hint
