Unit

Physical Attributions of Stars [[Start Quiz->Question 1]]

Blue stars are the hottest. [[True->Correct1]] [[False->Incorrect1]]

Correct! (set: $score to 0)(set: $score to $score + 1) [[Continue->Question 2]]

Sorry, Incorrect. [[Continue->Question 2]]

Is a star is a huge ball of Plasma or Gas? [[Plasma->Correct2]] [[Gas->Incorrect2]]

Correct! (set: $score to $score + 1) [[Continue->Question 3]]

Incorrect [[Continue->Question 3]]

Which color is the coolest? [[Blue->Incorrect3]] [[Red->Correct3]] [[Yellow->Incorrect3]]

Incorrect. [[Continue->Question 4]]

Correct! (set: $score to $score + 1) [[Continue->Question 4]]

Which sentence best describes apparent brightness? [[A->Correct4]]: How bright a star seems. [[B->Incorrect4]]: How bright stars are?

Correct! (set: $score to $score + 1) [[Continue->Question 5]]

Incorrect. [[Continue->Question 5]]

When stars die, they sometimes create black holes. [[True->Correct5]] [[False->Incorrect5]]

Incorrect. [[Continue->Question 6]]

Stars move quickly. (Shooting Stars) [[True->Incorrect6]] [[False->Correct6]]

Correct! (set: $score to $score + 1) [[Continue->Question 6]]

Correct! (set: $score to $score + 1) [[Continue->Question 7]]

Incorrect. [[Continue->Question 7]]

The surface temperature of the sun is about 9,949°f. [[True->Correct7]] [[False->Incorrect7]]

Correct! (set: $score to $score + 1) [[Continue->Question 8]]

Incorrect. [[Continue->Question 8]]

The core temperature of the sun is 45 million°F. [[True->Incorrect8]] [[False->Correct8]]

Incorrect. [[Continue->Question 9]]

Correct! (set: $score to $score + 1) [[Continue->Question 9]]

Are most stars between [[A->Incorrect9]]: 5 billion to 10 billion years old. [[B->Correct9]]: 1 billion to 10 billion years old.

Incorrect. [[Continue->Question 10]]

Correct! (set: $score to $score + 1) [[Continue->Question 10]]

Are there [[A->Correct10]]: 200 Sextillion [[B->Incorrect10]]: 300 Sextillion stars in the universe.

Correct! (set: $score to $score + 1) [[Continue->Question 11]]

Incorrect. [[Continue->Question 11]]

Dwarf stars are [[A->Correct11]]: About the size of earth or [[B->Incorrect11]]: Smaller than earth.

Correct! (set: $score to $score + 1) [[Continue->Question 12]]

Incorrect. [[Continue->Question 12]]

Neutron stars weigh [[A->Correct12]]: 1 billion tons. [[B->Incorrect12]]: 2 billion tons.

Correct! (set: $score to $score + 1) [[Continue->Question 13]]

Incorrect. [[Continue->Question 13]]

Giants and Supergiants are [[A->Correct13]]: 10-70 times the mass of the sun. [[B->Incorrect13]]: 30-90 times the mass of the sun.

Correct! (set: $score to $score + 1) [[Continue->Question 14]]

Incorrect. [[Continue->Question 14]]

True brightness is [[A->Incorrect14]]: How not bright a star is. [[B->Correct14]]: How bright a star really is.

Incorrect. [[Continue->Question 15]]

Correct! (set: $score to $score + 1) [[Continue->Question 15]]

Comets are shooting stars. [[True->Incorrect15]] [[False->Correct15]]

Incorrect. [[Next->End]]

Correct! (set: $score to $score + 1) [[Next->End]]

Good Job! You completed the game! Points: (print:$score)/15 [[Restart->Physical Attributions of Stars]]