Stars
The closest star to Earth is called__________.
The Sun
One way scientists classify stars is by the color. Blue stars are the hottest and red stars are the coldest. The sun is a yellow star. Which statement is true?
A. The sun is cooler than a red star.
B. The sun is hotter than a blue star.
C. The sun is hotter than a red star.
D. All stars have the same temperature.
C. The sun is hotter than a red star
Aubrey had a picnic. She placed one bag of ice on a table in the shade and another bag of ice in the sun. Both bags were the same size and shape.
Part A. How will the sun effects the bags of ice?
Part B. What difference will you notice about the two bags.
The bags of ice will melt due to the sun's heat. The bag in the sun will melt faster than the bag in the shade.
Part A: Give an example of a push.
Part B: Give an example of a pull.
Answers may vary
The sun gives off energy. Which forms of the sun’s energy reach Earth?
Heat and light
With a telescope, you can see more/less and the stars appear closer/farther away.
More stars than you can see with just your eyes and the stars appear closer.
The lights were turned off in Nicole's room. She was using her flashlight to projected the light on the stuffed bunny in her bedroom. What dark image would appear behind the stuffed bunny?
A shadow
Jean and Jamie went to the park. Jean wore a black shirt and Jamie wore a white shirt.
Part A. Which shirt will feel warmer to the touch?
Part B. Why?
Jean's shirt will feel warmer because black absorbs more light than white.
Give an example of a way that gravity can be overcome or stopped.
sitting on a chair, catching a ball with a glove, etc.
How might the water change in a swimming pool when it is heated by the sun's radiant energy?
A. The temperature stays the same.
B. The water temperature rises.
C. The water temperature lowers.
D. The water temperature is not determined by radiant energy.
B. The water temperature rises.
Why can you not see stars during the day?
The bright light of the sun hides them.
The sun is the biggest star in the sky. True or False?
False. Some stars are bigger and some stars are smaller.
Erika does a test to see if plants need light from the sun to grow. After her test, she says that plants do not need light to grow. Marco questions her results. How could he check her evidence?
A. Ask Angie to show her data
B. Repeat Angie's test
C. Watch plants grow in the park
B. Repeat Angie's test
Which is true about birds and gravity?
A. Birds avoid gravity by flying very quickly.
B. Birds fly by using forces to overcome gravity.
C. Birds fly by using heat to overcome gravity.
D. Birds are too light in weight to be pulled by gravity.
B. Birds fly by using forces to overcome gravity.
What do we call the energy that travels through space?
Radiant energy
What could cause a star to look bigger or brighter than another star?
It is closer to Earth.
A teacher shows the class a picture of the sun and a picture of a star pattern, as seen from Earth. She points to the brightest star. What does the class know about the sun and the star from the pictures?
A. The sun is larger than the star.
B. The star is brighter than the sun.
C. The star and the sun both give off light.
D. The star and the sun are both the same size.
C. The star and the sun both give off light.
Karla knows the sun's radiant energy travels to space through Earth, Which is not an effect of the Earth's radiant energy?
A. It Causes Earth's land to heat up.
B. It cause Earth's ocean's to heat up.
C. It causes object to fall to Earth.
D. It lights up the daytime sky.
C. It causes objects to fall to Earth.
What is an example of how gravity can be overcome?
A. Dropping a rock.
B. Putting a rock on the ground.
C. Catching a rock in the air.
D. Knocking a rock off the table.
C. Catching a rock in the air.
Which of these is not caused by radiant energy from the sun?
A. Earth’s land heating up.
B. Earth’s oceans heating up.
C. Objects falling to Earth.
D. Day and night on Earth.
A. Radiant Energy is heat energy
Stars are classified by their characteristics. Which of the following is not used to classify stars?
A. brightness
B. color
C. shape
D. size
C. Shape
One way the sun gives off energy is in the form of light. How does the light affect living things on Earth?
A. It warms mountain peaks.
B. It prevents heat from leaving the Earth.
C. It allows plants to make their own food.
D. It allows animals to make their own food.
C. It allows plants to make their own food.
What would the Earth be like without the sun?
It would be cold and dark.
What would happen if you dropped a penny and a pen from the same height?
A. The penny would hit the ground first.
B. The pen would hit the ground first.
C. The penny and the pen would hit the ground at the same time.
D. They would float in the air.
C. The penny and the pen would hit the ground at the same time.
Which of the following best describes why a rock lying on the ground feels warm?
A. The rock absorbs gases from the air.
B. Heat energy from the sun warms the rock.
C. Sound energy from the sun warms the rock.
D. The rock traps heat energy from the ground.
B. Heat energy from the sun warms the rock.