# Retrieval and spacing

> Attempting to recall information before checking notes.

Course: [Research and study skills](https://studybrix.com/en/courses/research-and-study/index.md)
Level: university
Prerequisites: No prerequisites.

## Notes

### Retrieval practice

Attempting to recall information before checking notes.

### Spacing

Revisiting learning across separated sessions.

### Interleaving

Mixing related problem types so the learner must choose the method.

### Feedback

Information used to compare performance with a target and correct errors.

## Practice questions

### 1. Which term best matches this description: Attempting to recall information before checking notes.

A. Interleaving
B. Spacing
C. Retrieval practice
D. Feedback

Answer: Retrieval practice

Explanation: Retrieval practice is the matching concept in this lesson.

### 2. Which term best matches this description: Revisiting learning across separated sessions.

A. Interleaving
B. Spacing
C. Feedback
D. Retrieval practice

Answer: Spacing

Explanation: Spacing is the matching concept in this lesson.

### 3. Which concept would you apply first in a situation where mixing related problem types so the learner must choose the method.

A. Spacing
B. Feedback
C. Retrieval practice
D. Interleaving

Answer: Interleaving

Explanation: The scenario directly calls for Interleaving.

### 4. Name the concept described as: Information used to compare performance with a target and correct errors.

Answer: Feedback

Explanation: The intended concept is Feedback.

### 5. Which statement about Retrieval practice is most accurate?

A. Information used to compare performance with a target and correct errors.
B. Revisiting learning across separated sessions.
C. Mixing related problem types so the learner must choose the method.
D. Attempting to recall information before checking notes.

Answer: Attempting to recall information before checking notes.

Explanation: The definition in the lesson notes gives the required condition.

### 6. Explain one important difference between Retrieval practice and Spacing.

Sample answer / marking guidance: Retrieval practice: Attempting to recall information before checking notes. Spacing: Revisiting learning across separated sessions.

Explanation: Credit a clear distinction using both definitions and an appropriate example if supplied.

### 7. Give a short example showing how Interleaving would be used in practice.

Sample answer / marking guidance: A valid example should demonstrate this idea: Mixing related problem types so the learner must choose the method.

Explanation: Credit a relevant scenario that applies the concept rather than merely naming it.

### 8. Summarize why Feedback matters in the lesson “Retrieval and spacing”.

Sample answer / marking guidance: Feedback matters because Information used to compare performance with a target and correct errors.

Explanation: Credit the core purpose, scope and any important limitation from the notes.

## Further reading

- https://www.learningscientists.org/

Original AI-assisted educational draft; not independently teacher-reviewed. References support further study, not copied exercises, affiliation or curriculum accreditation.