answers 2026
The mission of the Occupational Safety and Health Administration (OSHA) is: - ANSWERTo send every
worker home whole and healthy every day
Electricity travels in closed circuits, and its normal route is through a conductor. Electric shock occurs
when: - ANSWERYour body becomes part of the circuit
Workers need to take which of the following common-sense steps to protect themselves from falls
through skylights and roof and floor openings? - ANSWER-- Never sit on, lean against, or step on a
skylight lens or any covering placed over a hole in a 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
The two steps for avoiding hazards that are always taken before the need for PPE is considered are: -
ANSWERWorkplace and engineering controls
The three main scaffold types are aerial lifts, supported scaffolds and: - ANSWERsuspended scaffolds
Because using cranes or derricks to hoist personnel poses a serious risk to the employees being lifted,
any cranes and derricks that hoist personnel must: - ANSWER-- Be placed on a firm foundation and be
uniformly level within 1 percent of level grade
-- 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
, If the use of a power tool can result in flying sparks, metal shavings, wood chips, splashes, or other
debris, workers should: - ANSWERProtect themselves by wearing proper PPE
OSHA defines an excavation as: - ANSWERAny man-made cavity, depression, trench or cut in the earth's
surface formed by earth removal
A training program to teach proper lifting techniques should cover: - ANSWER-- Knowledge of the basic
anatomy of the spine, muscles, and joints of the trunk
-- The use of safe lifting postures and timing
Mechanical demolition refers to demolition using equipment like: - ANSWERwrecking balls and
jackhammers
OSHA's electrical standards are based on: - ANSWERthe NEC
What are the four main types of electrical injuries? - ANSWERElectrocution, electric shock, burns,
indirect (e.g., a fall from a ladder)
A shock's severity depends on: - ANSWER-- Length of exposure to electricity
-- The amount of current and its frequency
-- The current's path
Electrical burns are the most serious of the three major types of burns, and most often occur: -
ANSWEROn the hands, from direct contact with current
Hot wires, ungrounded wires that can cause a shock if you touch them, are usually: - ANSWERblack or
red
More than 50 percent of electrocutions are caused by a worker coming in direct contact with: -
ANSWERenergized power lines