Inclining the sides of a trench in a series of steps to prevent cave-ins is known as _____
a. backstepping
b. benching
c. tiering
d. pyramiding
b
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Any time a fuse is replaced or a breaker is reset, which of the following should be checked before operating the system?
A) Check the main power wire connections. B) Check all major line voltage loads for shorts or grounds. C) Run the system and check the amp draw on the circuit to the unit and at each major load. D) All of these should be checked.
A product mix of interior plants, exterior/landscape plants and ____ complement each other in areas
where there is a demand (figure 1-10). In this way, complimentary products highlight and sell each other.
a. aquatic features c. interior design accents b. architectural details d. natural vegetation
China produces over half of the worlds supply of soybeans
Indicate whether the statement is true or false
In a circuit with high resistance __________
A) Electrical loads may still operate but less efficiently B) No electrical device will function C) Both A and B D) Neither A nor B