Interpret graphics
48. copy and complete the concept map of
simple machines using the following terms:
compound machines, efficiency, mechanical
advantage, output force, and work output.
o concepts in motion interactive concept map
simple
machines
combine
to make
compares
compares
input force
work input
use the table below to answer question 49.
toy cars rolling down ramps
ramp speed at
gpe () ke (1)
height (m) bottom (m/s) |
0.50
3.13
3.83
1.00
4.43
0.75
.

nec chapter 5 contains

c. information on special occupancy areas

nec chapter 6 covers

a. special equipment

which of the following rules contain the words shall or shall not and must be adhered to?

b. mandatory rules

which of the following rules identify actions that are allowed but not required and typically cover options or alternative methods?

c. optional rules

which of the following serves as the introduction to the nec and provides an overview of the book?

a. nec article 90

organizations that test products for safety are

c. nrtls

the nec is published by the

a national fire protection association

the nec is divided into

b. 9 chapters

the nec provides informative annexes for

c. informational materials and examples

two terms from nec article 100 that trainees should become familiar with are

b. labeled and listed

explanation: