An electron, starting from rest and moving with a constant acceleration, travels 2.0 cm in 5.0 ms. What is the magnitude of this acceleration?
a. 2.5 km/s2
b. 0.80 km/s2
c. 1.6 km/s2
d. 1.3 km/s2
e. 3.2 km/s2
c
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Proportional Reasoning: Assuming equal rates of acceleration in both cases, how much longer would it take a car to stop if braking from 56 mi/h than from 28 mi/h?
A. 8 times as long B. 4 times as long C. 2 times as long D. 1.4 times as long E. the same in both cases
Answer the following statement(s) true (T) or false (F)
The direction of the net force on a small magnet will be the same if the SG axis is reversed and the effect of the external magnet decreases in the axis direction instead of increasing.
Exhibit 14-1
A square of side 
is removed from one corner of a square sandwich that has sides of length L. The center of mass of the remainder of the sandwich moves from C to C'.
?
?
Use this exhibit to answer the following question(s).
Refer to . The displacement of the y coordinate of the center of mass (from C to C') is
A.
.B.
.C.
.D.
.E.
.Gas in a constant-volume gas thermometer registers a pressure of 75.0 kPa at 0°C. Assuming ideal behavior, what is the pressure of this gas at 200°C?
A) 120 kPa B) 130 kPa C) 140 kPa D) 150 kPa E) 160 kPa