Fireworks Go Off at the Same Time According to Earth

question 23

Multiple Choice

Fireworks go off at the same time according to Earth clocks in two cities, Sydney and Canberra, which are 300 km apart. The people in a spaceship that is flying in a straight line from Sydney to Canberra at 0.80 c also observe the fireworks. Do they see the fireworks in the two cities simultaneously? If the people in the spaceship say the fireworks were not simultaneous in Sydney and Canberra, how long before or after the fireworks flashed at Sydney did the fireworks flash at Canberra according to their calculations? (The spaceship is directly over Sydney when the fireworks flash.)

• A)Yes; 0
• B)Before; 1.0 * 10-3 s
• C)After; 1.0 * 10-3 s
• D)Before; 1.3 * 10-3 s
• E)After; 1.3 *10-3 s

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Definitions:

Chomsky

A linguist and cognitive scientist who revolutionized the field of linguistics with his theory of generative grammar, emphasizing the innate structure of human language.

Piaget, Vygotsky

Refer to Jean Piaget and Lev Vygotsky, two influential theorists in developmental psychology, known for their work on cognitive development and socio-cultural theory respectively.

Egocentric Speech

Speech that is focused on the self, often observed in young children, reflecting their limited ability to take the perspective of others.

True Dialogue

Genuine, open exchange of ideas and thoughts where participants actively listen and respond to each other with respect and understanding.