Points of Light Review

Which statement about stars other than the Sun is correct?

• They are all nearly the same size.

• They are all the same brightness.

• They are so far away from Earth that they look tiny.

• They are smaller than Earth.

Lyla measures the temperature of soil around her house. She notices that the soil near the front door is in the shade in the morning. In the afternoon, it is in direct sunlight. How could the time of day that Lyla measures the temperature affect her results?

• The thermometer might work better in the morning.

• The thermometer might work better in the afternoon.

• The shade in the morning could increase the temperature of the soil.

• The sunlight in the afternoon could increase the temperature of the soil.

Tags

NGSS.MS-PS3-4

Mariella and Savannah want to sit outside from 9:00 to 10:00 in a place that is the coolest. Mariella thinks a shady spot will be cooler, but Savannah thinks a sunny spot would be just as cool. How could they use thermometers to find out?

• Compare the temperatures of inside the house with the sunny spot from 9:00 a.m. to 10:00 a.m.

• Compare the temperatures of the shady and sunny spots from 9:00 a.m. to 10:00 a.m.

• Compare the temperatures of inside the house and the shady spot from 9:00 a.m. to 10:00 a.m.

• Compare the temperatures of the shady and sunny spots from 1:00 p.m. to 2:00 p.m.

Tags

NGSS.MS-PS3-4

Ryan did an experiment. He made a conclusion about the experiment. Which of these things can Ryan do to show that his conclusion is correct?

• He can show a picture of himself doing the experiment.

• He can tell everyone that he thinks he is correct.

• He can show the tools he used.

• He can show his observations from the experiment.

Why does the Sun appear to be the brightest star in the sky?

• It is the biggest star.

• It is the hottest star.

• It is the closet star.

• It is the oldest star.

Tags

NGSS.MS-ESS1-3

What are the most important types of energy the Sun provides for the Earth?

• light and sound

• mechanical and heat

• heat and light

• oxygen and heat

How could Hailey correctly explain why the Sun looks so big and the nighttime stars look so small?

• All stars appear bigger during the day, but the Earth’s sky hides them.

• The Sun is closer to Earth than nighttime stars.

• Nighttime stars are all smaller stars.

• The Sun is the only night star that appears bigger during the day.

Which of the following is NOT true about the Sun?

• The Sun is a yellow star.

• The Sun is made of hot glowing gases.

• The Sun is Earth's closest star.

• The Sun is the hottest type of star.

During the daytime, a desert can be very hot. At night, the temperature is much cooler. What causes the differences in day and night temperatures in a desert?

• Heat energy is absorbed by the desert sand.

• During the day the Sun's energy heats the desert, but the energy is lost after the Sun sets.

• The wind takes the heat energy from the desert.

• The sun gives off less energy during the day than at night.

Tags

NGSS.MS-ESS2-6

Kellan is making a poster about energy for a school project. He is placing pictures of objects found in space on his poster. Under each picture, he is writing where the object's energy comes from. Which sentence should he write under a picture of the Sun?

• Sun's energy comes from Earth.

• Sun's energy comes from other stars.

• Sun's energy comes from itself.

• Sun's energy comes from the moon.