Gravity
Sun
Stars
Solar Energy
Miscellaneous
100
a push or a pull
What is force?
100
Why does the sun appear much brighter and larger than other stars?
It is the closest to Earth.
100
What is the star closest to Earth?
What is the sun?
100
What two types of raidiant energy travel to Earth?
What is heat and light?
100
Which color of stars is the hottest?
What is blue?
200
Suppose suddenly there was no gravity on Earth. What would happen?
What is anything not attached to the ground would fly off into space?
200
Name two things the sun gives Earth.
What are heat and light?
200
What are the three characteristics of stars?
What are brightness, color, and size?
200
What changes happen on Earth when day becomes night? Why?
What is it becomes cooler and darker because there is no sun to heat and warn Earth and to light things up.
200
Which color of stars is the coolest?
What is red?
300
a force that pulls objects toward one another
What is gravity?
300
energy that can travel through space
What is radiant energy
300
What are stars?
What are balls of hot glowing gases?
300
Johnny knows the sun's radiant energy travels through space to Earth. Which is NOT an effect of radiant energy on Earth? It causes Earth's land to heat up It causes Earth's oceans to heat up It causes objects to fall to Earth It lights up the daytime sky.
What is it causes objects to fall to Earth?
300
What does it mean for something to oppose or overcome gravity? Give an example.
What is the opposing force can come against gravity and overcome it because it is stronger. Examples: hanging clothes, flying in a plane, a rocket, hang gliding, intercepting a football, etc.
400
Which is an example of overcoming gravity? jumping in a pool dropping a ball skiing down a hill catching a baseball
What is catching a baseball?
400
How do plants and animals use the sun?
What is to keep warm, for photosynthesis (first step in the food chain), for light?
400
Two stars have the same brightness in space, but one star looks brighter from Earth. How is this possible?
What is the star that seems brighter must be closer to Earth than the other star.
400
Two students want to sit outside for a picnic lunch. It is coolest from 11:00-1:00 while they are at the picnic. One student thinks it will be warmer in the shade. Is this correct? Why or why not?
What is no. It is cooler in the shade because there is less radiant energy from the sun.
400
Leah wants to observe stars in the night sky. Which tool would be most useful?
What is a telescope?
500
Is a rocket that is taking off still affected by gravity? How do you know?
What is yes. If a rocket stopped pushing against gravity, it would fall back to Earth.
500
What would happen if the Earth suddenly stopped getting energy from the sun?
What is there would be no light or warmth on Earth? Plants could not live; there would be no food on Earth.
500
What other objects could you observe in space by using a telescope?
What is the moon, planets, galaxies, comets, asteroids?
500
Do you feel the heat from all the stars like you do from the sun? Why or why not?
What is no. Other stars are much farther away from Earth than the sun is.
500
If I were playing golf and when I hit the ball gravity disappeared, what would happen to the ball?
What is it would keep floating and never come back down?
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