WITH EXPLANATIONS (VERIFIED ANSWERS) A NEW UPDATED
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1. The mission of the Occupational To send every worker home
Safety and Health Administration whole and healthy every day
(OSHA) is:
2. Electricity travels in closed circuits, and Your body becomes part of the
its normal route is through a conductor. circuit
Electric shock occurs when:
3. Workers need to take which of the -- Never sit on, lean against, or
following common-sense steps to step on a skylight lens or any
protect themselves from falls through covering placed over a hole in a
skylights and roof and floor openings? roof or floor
-- Guard or securely cover all
holes created or uncovered
before leaving a work area
-- Always use a PFAS when
working over an unguarded or
uncovered opening more than
, six feet above a lower level
4. The two steps for avoiding hazards Workplace and engineering
that are always taken before the need controls
for PPE is considered are:
5. The three main scaffold types are suspended scaffolds
aerial lifts, supported scaffolds and:
6. Because using cranes or derricks to -- Be placed on a firm foundation
hoist personnel poses a serious risk to and be uniformly level within 1
the employees being lifted, any cranes percent of level grade
and derricks that hoist personnel must: -- Move the personnel platform
slowly and cautiously and have
rotation-resistant rope with a
safety factor of 10
-- Have all brakes and locking
devices set when the occupied
personnel platform is in
stationary position
7. If the use of a power tool can result in Protect themselves by wearing
flying sparks, metal shavings, wood proper PPE
chips, splashes, or other debris,
workers should:
8. OSHA defines an excavation as: Any man-made cavity,
depression, trench or cut in the
, earth's surface formed by earth
removal
9. A training program to teach proper -- Knowledge of the basic
lifting techniques should cover: anatomy of the spine, muscles,
and joints of the trunk
-- The use of safe lifting postures
and timing
10. Mechanical demolition refers to wrecking balls and jackhammers
demolition using equipment like:
11. OSHA's electrical standards are based the NEC
on:
12. What are the four main types of Electrocution, electric shock,
electrical injuries? burns, indirect (e.g., a fall from a
ladder)
13. A shock's severity depends on: -- Length of exposure to
electricity
-- The amount of current and its
frequency
-- The current's path
14. Electrical burns are the most serious of On the hands, from direct
the three major types of burns, and contact with current
most often occur:
15. Hot wires, ungrounded wires that can black or red