A report states: 'Empathy is the ability to understand and share another person's feelings.' Which type of definition is this?

In one class study, 'attention' is the number of students facing the board, counted every five minutes. Which type of definition is this?

A textbook says: 'Non-verbal communication includes a nod, folded arms, a raised eyebrow and a step backward.' Which type of definition is this?

'Literacy is the ability to read and write well enough to take part in daily life.' Which type of definition is this?

For one survey, a household counts as 'food secure' if it answers 'never' to all six hunger questions. Which type of definition is this?

'Courage and recklessness both act despite danger, but courage weighs the risk first.' Which type of definition is this?

'Air pollution is the presence of harmful substances in the air.' Which type of definition is this?

In one experiment, plant growth is the change in stem height in centimeters over 14 days. Which type of definition is this?

'Renewable energy falls into four kinds: solar, wind, hydro and geothermal.' Which type of definition is this?

'Traffic congestion is the delay that happens when demand for road space is greater than the space available.' Which type of definition is this?

In one project, a street is 'clean' when fewer than five pieces of litter lie along a 10-meter stretch. Which type of definition is this?

'The word boycott comes from Charles Boycott, a land agent whose neighbors refused to deal with him in 1880.' Which type of definition is this?

A team plans to measure students' daily screen time for one week. Which operational definition fits that investigation?

A group plans to measure how noisy their classroom is during seatwork. Which operational definition fits that investigation?

A team plans to measure how much water each family uses at home. Which operational definition fits that investigation?

A team plans to measure the reading speed of Grade 9 students in class. Which operational definition fits that investigation?

Which sentence gives the conceptual definition of 'homesickness'?

Which sentence gives the conceptual definition of 'teamwork'?

Which sentence gives the conceptual definition of 'food waste'?

Which sentence gives the conceptual definition of 'sleep quality'?

Which sentence gives the expanded definition of 'recycling'?

Which sentence gives the expanded definition of 'a blog'?

Which sentence gives the expanded definition of 'volunteering'?

Which sentence gives the expanded definition of 'a dictionary'?

An essay must tell readers what 'sustainability' means in general before it gives any example. Which type of definition does that opening need?

A science team must state exactly how 'plant health' will be recorded before they start collecting data. Which type of definition do they need?

A magazine page must help a first-time reader understand 'inflation' through examples and one comparison. Which type of definition does it need?

A survey team must decide who counts as a 'regular reader' before they hand out any forms. Which type of definition do they need?

A glossary entry must give the plain general meaning of 'bias' in one sentence. Which type of definition is that entry?

A feature article must show readers the kinds of storms and how each kind differs. Which type of definition does it need?

A researcher wants another team to repeat her count of 'late arrivals' exactly as she made it. Which type of definition must she supply?

A report's first line must state what the term 'digital divide' means in general. Which type of definition is that line?

Which phrase would make a definition of 'reading habit' operational?

Which feature tells you that a definition is expanded rather than conceptual?

Two definitions of 'stress' appear in one paper. Which feature separates the operational one from the conceptual one?

Which feature decides that a definition is conceptual?

Definition A says: 'Hunger is the body's need for food. It is like a car's fuel light. Some hunger lasts a few hours, and some lasts for months.' Which devices make A an expanded definition?

A paper defines 'fitness' in general, then says it is the number of push-ups done in one minute. What makes the second one operational?

Both a conceptual and an operational definition of the same concept can appear in one research report.

A definition counts as expanded only when it is longer than the conceptual definition of the same term.