Answers
Which of the following is the best estimate of the diameter of the base of a cylinder with a
volume of 1600 cubic inches and a height of 12 inches?
A. 6.5 inches
B. 11.5 inches
C. 42 inches
D. 13 inches Correct Ans-D. 13 inches
The gravitational force of the sun extends:
A. to only the edge of the Solar System
B. to infinity
C. to only the edge of the Milky Way
D. to only the core of the Earth Correct Ans-B. to infinity
Students in a first-grade art class took their paper and crayons on the sidewalk. Students placed
their paper over several bricks and their crayons over the paper. The students were being
introduced to the art element of: Correct Ans-texture
,Salome's mousetrap car completed a 30 meter stretch of track in 17 seconds. Which of the
following is closest to the speed of the car in kilometers per hour?
A. 6.3 kilometers per hour
B. 5.8 kilometers per hour
C. 7.1 kilometers per hour
D. 1.8 kilometers per hour Correct Ans-A. 6.3 kilometers per hour
V= 30m/17s = 1.8m/s
1.8m/s x 1km/1000m x 3600s/1hr = 6.3 km/s
Which of the following was the primary cause of prehistoric human migration?
A. escape persecution
B. search for better socio-economic opportunity
C. search for suitable water sources
D. desire for military advantages Correct Ans-C. search for suitable water sources
Which of the following geological processes is most likely to move rock from below the surface
of the Earth to the surface?
A. weathering
, B. volcanic activity
C. tectonic shifting
D. water cycle Correct Ans-B. volcanic activity
How do a population and a community differ?
A. they are the same thing
B. populations are groups of animals while communities are groups of plants
C. a community includes the non-living things in the area
D. a population is a group of only one species Correct Ans-D. a population is a group of only
one species
Which of the following is the biggest benefit of requiring oral presentations for students?
A. demonstrating their use of segmentation and syntax
B. providing practice in pronouncing clearly, controlling grammar, and clarifying
C. providing practice in using morphemes, phonemes, and pragmatics
D. demonstrating how effective they are at literal and inferential comprehension Correct Ans-
B. providing practice in pronouncing clearly, controlling grammar, and clarifying
A third-grade teacher provides ongoing assessment for various listening activities that are going
on in her classroom, since she clearly understands the importance of effective listening. What are
some of the key purposes of effective listening?