Understanding God's World Quiz 21

Voyager 1 and 2 are _____ ______. (p. 474)

NASA is the flight and space agency of ___ ______ ______.

(p. 472)

 The ____ is the earth's only natural satellite. (p. 467)

 A ____ _______ is a satellite in which astronauts can live for months at a time. (p. 475)

The sun is a __________ object. (p. 466)

Compared to other stars, the sun is ______-_____. (p. 462)

The moon is a __________ object that reflects the sun's light. (p. 466)

The sun has a ________ pull of gravity than the earth. (p. 464)

The ___ is made of hot, glowing gases. (p. 462)

The sun gives off a ______ supply of light and heat energy as it burns. (p. 463)