Heat

Lisa is boiling an egg in a pot of water. Which question can be asked to determine the source of the heat energy?

• What type of material is the pot made of?

• What is the temperature of the egg?

• What is heating the water?

• What is the temperature of the water

Tags

NGSS.MS-PS1-4

A student is investigating friction as a source of heat energy. The student pulls a box across the floor from point X toward his body. After pulling the box, which question can the student ask to help with his investigation?

• Is the box easier to lift?

• Did the bottom of the box get warm?

• What is inside of the box?

• Did the box change its shape?

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

Which question would help a student find out if friction is a source of heat energy?

• Why does snow disappear in the spring?

• Do objects feel warmer after rubbing them together?

• How long does it take water to boil on the stove?

• What causes the ice cubes to melt in a glass of ice water?

Tags

NGSS.MS-PS3-5

Answering which question would help a student find out that the Sun is a source of heat energy?

• Why do some foods take longer to cook in the oven?

• Why does a television feel warm after being turned on?

• Why does a pot of water boil when heated on the stove?

• Why do a pile of snowballs disappear in the spring?

Tags

NGSS.MS-PS3-4

NGSS.MS-ESS1-1

A student is investigating friction as a source of heat energy using a toy train and train tracks. Which question should the student try to answer with her investigation?

• Do train tracks feel warm on sunny days

• Do train tracks get warmer right after a train passes?

• How quickly can a train go around a track?

• How much heavier is a train than the train tracks?

Tags

NGSS.MS-PS3-4

Answering which question would help a student decide that sunlight is a source of heat energy?

• Why do ice cubes melt in a glass of water outside?

• Why does water boil in a pot on a hot stove?

• Why do car tires feel warm after driving?

• Why can rubbing two sticks together to create a fire?

Tags

NGSS.MS-PS3-4

Kamaya goes to the park during the summer. She tries to go down the metal slide, but it is too hot. Which question will best help Maya understand why the slide is so hot?

• Is the slide straight or curved?

• Is the Sun shining on the slide?

• Are there other slides to play on?

• Are there other children near the slide?

Tags

NGSS.MS-PS3-4

Kason uses thermometers to measure the temperatures of four water samples sitting in sunlight. Which sample is the hottest?

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Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

Four thermometers were placed in glasses of 35°C (95°F) water, under different conditions. One of the samples was placed in direct sunlight. The picture shows the thermometers. Which thermometer shows the most likely sample placed in direct sunlight?

• thermometer X

• thermometer W

• thermometer Z

• thermometer Y

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

Stitch uses thermometers to measure the temperatures of four water samples sitting in sunlight. Which sample is the coldest?

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Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4