Science Daily 10.21.19

At the bottom on the deepest ocean, what is the ocean floor made of?

• brick

• ice

• lava

• rock and soil

Which of the following animal features helps the animal move around in its habitat?

• a bird's sharp beak

• a cow's tail

• a sea turtle's flippers

• a black bear's fur

The diagram shows an electrical circuit. This circuit is a series circuit because...

• It has two light bulbs

• It uses a single battery

• The current is divided between the light bulbs

• The same current flows through both light bulbs

How can you tell a material's volume?

• measure how much space it takes up

• measure the weight

• identify the property

• measure the mass

Students go outside to read on a sunny summer day. Some students sit under a shady tree and some sit in the sun. After a little while, the students in the sun moved to sit under the tree. What could BEST explain why the students moved?

• The sun set below the horizon

• The sun's light was only shining under the tree

• The sun's light was not bright enough for reading

• The sun's heat energy was heating up the students