Question

Jeriah places two metal cubes in contact with each other. Energy and heat flow from Cube A to Cube B. What conclusion can be drawn regarding Cube A?(1 point)
Responses

It is larger than Cube B.
It is larger than Cube B.

It is cooler than Cube B.
It is cooler than Cube B.

It is smaller than Cube B.
It is smaller than Cube B.

It is warmer than Cube B.


A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot?(1 point)
Responses

combustion
combustion

convection
convection

radiation
radiation

conduction


Two objects are sitting on a table. Thermal energy is being transferred from one object to another. When does this transfer of thermal energy stop?(1 point)
Responses

when one object is much warmer than the other
when one object is much warmer than the other

when the two objects are different temperatures
when the two objects are different temperatures

when both objects are the same temperature
when both objects are the same temperature

when one object has completely cooled
when one object has completely cooled


Christopher and his mother went on a camping trip. His mother struck a match to light a lantern. Which forms of energy did the burning match give off?(1 point)
Responses

nuclear and solar
nuclear and solar

nuclear and light
nuclear and light

solar and thermal
solar and thermal

thermal and light


A metal pot with hot soup in it is placed on a cool stone countertop, as shown in the diagram below.





The numbered arrows show the transfer of heat from the pot of soup to the surrounding environment. Which list correctly identifies each method of heat transfer?

(1 point)
Responses

1 — conduction; 2 — convection; 3 — radiation
1 — conduction; 2 — convection; 3 — radiation

1 — convection; 2 — conduction; 3 — radiation
1 — convection; 2 — conduction; 3 — radiation

1 — radiation; 2 — radiation; 3 — convection
1 — radiation; 2 — radiation; 3 — convection

1 — convection; 2 — conduction; 3 — conduction


Which best describes energy changes in a system?(1 point)
Responses

Energy is conserved, but it can be created or destroyed.
Energy is conserved, but it can be created or destroyed.

Energy is conserved, and it cannot be created or destroyed.
Energy is conserved, and it cannot be created or destroyed.

Energy is not conserved, and it can be created or destroyed.
Energy is not conserved, and it can be created or destroyed.

Energy is not conserved, but it cannot be created or destroyed.
Energy is not conserved, but it cannot be created or destroyed.


Hannah heats a beaker of water using a burner, as shown in the diagram.



Which statement best describes the movement of water molecules in Hannah's beaker, represented by the arrows in the diagram?

(1 point)
Responses

Water molecules move faster near the bottom of the water where they are hotter, but then move slower as they cool and rise due to radiation.
Water molecules move faster near the bottom of the water where they are hotter, but then move slower as they cool and rise due to radiation.

Water molecules move slower near the bottom of the beaker where they are hotter, but then move faster as they cool and rise due to convection.
Water molecules move slower near the bottom of the beaker where they are hotter, but then move faster as they cool and rise due to convection.

Water molecules move faster near the bottom of the beaker where they are hotter, but then move slower as they cool and rise due to convection.
Water molecules move faster near the bottom of the beaker where they are hotter, but then move slower as they cool and rise due to convection.

Water molecules move slower near the bottom of the beaker where they are hotter, but then move faster as they cool and rise due to conduction


A force acting on an object does NO work if:(1 point)
Responses

the force is greater than the force of friction
the force is greater than the force of friction

the force is not in the direction of the object's motion
the force is not in the direction of the object's motion

a machine is used to move the object
a machine is used to move the object

the object accelerates


Which characteristic remains the same regardless of a change in gravity?(1 point)
Responses

mass
mass

weight
weight

speed
speed

momentum


Which of the following has a higher kinetic energy?

A 1000 kg car rolling at a speed of 5 m/s across the floor or a 1500 kg hippo swimming at a speed of 2 m/s

(1 point)
Responses

the car
the car

the hippo
the hippo

their kinetic energies are equal
their kinetic energies are equal

not enough information to determine


Magnetic fields run from ______________________ to ______________________.(1 point)
Responses

south, north
south, north

north, south
north, south

east, west
east, west

west, east


Answers

GPT-4o mini
Here are the answers to the questions:

1. **Jeriah places two metal cubes in contact with each other. Energy and heat flow from Cube A to Cube B. What conclusion can be drawn regarding Cube A?**
- **It is warmer than Cube B.**

2. **A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot?**
- **conduction**

3. **Two objects are sitting on a table. Thermal energy is being transferred from one object to another. When does this transfer of thermal energy stop?**
- **when both objects are the same temperature**

4. **Christopher and his mother went on a camping trip. His mother struck a match to light a lantern. Which forms of energy did the burning match give off?**
- **thermal and light**

5. **A metal pot with hot soup in it is placed on a cool stone countertop. Which list correctly identifies each method of heat transfer?**
- **1 — conduction; 2 — convection; 3 — radiation** (assuming that the pot transfers heat to the countertop by conduction, heat rises in the soup by convection, and heat radiates away from the soup.)

6. **Which best describes energy changes in a system?**
- **Energy is conserved, and it cannot be created or destroyed.**

7. **Hannah heats a beaker of water using a burner. Which statement best describes the movement of water molecules in Hannah's beaker?**
- **Water molecules move faster near the bottom of the beaker where they are hotter, but then move slower as they cool and rise due to convection.**

8. **A force acting on an object does NO work if:**
- **the force is not in the direction of the object's motion**

9. **Which characteristic remains the same regardless of a change in gravity?**
- **mass**

10. **Which of the following has a higher kinetic energy? A 1000 kg car rolling at a speed of 5 m/s across the floor or a 1500 kg hippo swimming at a speed of 2 m/s?**
- **the car** (Calculated using the kinetic energy formula KE = 0.5 * m * v²)

11. **Magnetic fields run from ______________________ to ______________________.**
- **north, south**

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