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Vedmedyk [2.9K]
2 years ago
9

An electric current in a copper wire is produced by the motion of which of the following particles? a. copper atoms b. neutrons

c. protons d. electrons
Physics
1 answer:
algol [13]2 years ago
5 0

Answer:

electrons

Explanation:

Because electric current is flowed due to the presence of free electrons.

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40km per hour

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What change occurs to the gravitational force of attraction between two bodies when the
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when the radius is halved, F becomes 4 times

Explanation:

<u><em>The formula is given by</em></u>

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<u><em>This means when the radius is halved, F becomes 4 times</em></u>

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3 years ago
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Kruka [31]

Answer:

Explanation:

Physical development refers to the growth, physical and biological changes that happens in the humans body between birth and till they get to adolescence stage. There is development in brain, senses, they way they talk, physical appearance e.r.c.

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Cognitive development refers to how children develop in knowledge, skills, they way they think, their disposition and problem solving ability. These help children to think and understand their environment better.

Psychosocial development entails psychological and social development and it refers to how human personality is developed, acquiring social attitudes and skills from young age to adult. It entails how humans interact with their environment.

Moral development entails changes that occur in humans from childhood to adulthood by possesing the the skills and ability to know what is right and what is wrong i.e an understanding of morals behavior.

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