A Car Starts from Rest and 5 Seconds Later It $20 \mathrm {~m} / \mathrm { s } .$

question 22

Short Answer

A car starts from rest and 5 seconds later it is going $20 \mathrm {~m} / \mathrm { s } .$ .What is the car's average acceleration? a. $1.25 \mathrm {~m} / \mathrm { s } ^ { 2 }$
b. $4 \mathrm {~m} / \mathrm { s } ^ { 2 }$
c. $5 \mathrm {~m} / \mathrm { s } ^ { 2 }$
d. $20 \mathrm {~m} / \mathrm { s } ^ { 2 }$

Define the concept and scope of discourse in communication.

Analyze the influence of gender perceptions on individual behaviors in different communication environments.

Recognize the use of non-verbal cues in indicating attention and managing impressions in communication contexts.

Understand the factors contributing to physical attraction.

---

Definitions:

Independent Variable

A variable that is manipulated or controlled in an experiment to observe its effect on a dependent variable.

Field Experiments

Research studies conducted in natural settings outside the laboratory to investigate the effect of manipulated variables in real-world situations.

Exact Replication

A type of replication of research using the same procedures for manipulating and measuring the variables that were used in the original research.

Procedures

A series of actions or operations conducted in a certain order or manner to achieve a result.