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How does the body increase heart rate in response to exercise?

Heart rate is controlled by the AUTONOMIC nervous system. This is the branch of the nervous system which does NOT require voluntary thought and action, unlike the SOMATIC branch. This means it relies upon de...
CC
Answered by Corey C. • Biology tutor
28080 Views

What is a schema?

A cognitive schema is a mental representation of knowledge stored in the brain about anything, for example a place or an event. A schema can be seen as a network of knowledge, beliefs and expectations about ...
TG
4090 Views

What is the difference between "tu" and "vous" ?

"Tu" means 'you' in English and is an informal way to address friends and family members. "Vous" is the plural form of 'tu' and formal term used to address a stranger, or an individual wh...
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Answered by Daphne R. • French tutor
4493 Views

Tom is littering in his local town. He is told to stop by a police officer and a local adult, who is Tom more likely to listen to? Give two reasons.

Tom is more likely to listen to the police officer. This is due to the police officer being a legitimate authority figure in comparison to the local adult. Research by Milgram suggests that obedience is due ...
DD
3284 Views

How can an object be at rest without friction?

Friction is a force, and no object can change speed (accelerate/decelerate) without first being acted on by a force. On a frictionless surface (with no other external forces present), there is therefore no f...
TB
Answered by Tom B. • Physics tutor
19502 Views