AA Quiz

Isabella's scout troop is camping in the woods. They were going to make smores for dessert. Sarah is upset because she thinks the only way to make smores is with heat from a fire but they are not allowed to make a fire. But Isabella insists there has to be another way. Isabella suggests wrapping the smores in foil and setting them on a rock nearby. Is Isabella correct?

• No. The foil will block the sun's heat

• No. The sun is not hot enough

• Yes. The foil is a good conductor of the sun's heat

• Yes because the sun will burn through the foil

Riley is taking a walk near his house and hears a car screeching tires. He walks closer to the tracks to inspect them more closely. He finds that the tracks are still warm. Why are the tracks still warm?

• The tracks are warm from the heat of the sun.

• The tracks are warm from the friction of the tires when the car tried to stop quickly.

• The tracks are warm from the rain

• None of these are correct.

Landon and his dad build a campfire in the backyard. As they are sitting there, they start thinking about how warm the fire is making them. Landon thinks that the source of the heat is from the friction the used to start the fire, but his dad thinks the heat is coming from the chemical reaction of burning flames of the fire.

Who do you think is correct?

• Landon because there is friction present.

• Dad because there is a chemical reaction causing flames that are putting off heat.

Mario has a candy bar in his bookbag. The bookbag is hanging on the coat rack. When he went to eat the candy car, it had melted. Mario thinks the candy bar melted because the material of his bookbag is too thick. His teacher says it melted because of the temperature in the room.

• Mario is correct because his bookbag is made of cloth.

• The teacher because the electricity controlling the temperature in the room made it too hot.

What is the source of the heat melting glaciers?

• Heat from the sun is melting the glaciers.

• Friction from them floating into one another is melting the glaciers.

Light colors reflect sunlight and dark colors absorb heat. Therefore, light colored materials in the sun will be cooler than dark colors in the sun.

• True

• False

If you were trying to sell ice cream and needed to keep it cold, you would need to store the ice cream in a box made of materials that are insulators because insulators will hold the cold in the box. Mark the 2 items below that are insulators.

• Styrofoam

• Plastic Wrap

• Tin Foil

• Cotton Balls

• Black Pepper

Savannah wants to buy hot chocolate at the football game. She needs to choose a cup that is an insulator and will keep her hot chocolate warm. Which material cup should she choose?

• Plastic

• Styrofoam

• Paper

• None of these

AubreyAna is building a solar oven to make smores. They tested different materials by placing them outside in the sun for 1 hour and recorded the data on the chart. What material should they use.

• Wood

• Cardboard

• Styrofoam

• Aluminum Foil

Answer explanation

Aluminum foil because id conducted the most heat from the sun. 125 is the highest number on the chart which proves this.

Mommy Katie is trying to decide the best container for lemonade to keep it cold on hot summer days. She tested different materials on and recorded the data on the chart. Which material should he use?

• Material 1

• Material 2

• Material 3

Answer explanation

Material 3 kept the lemonade cooler for longer. The number on the thermometer was lower for material 3 after 30 minutes in the sun.