Asked by SIC

In which case would the kinetic energy of particles be increasing? (1 point)
Responses

Metal is at room temperature, 37°C.
Metal is at room temperature, 37°C.

Metal is melted at 1,300°C.
Metal is melted at 1,300°C.

Metal is heated from room temperature to 200°C.
Metal is heated from room temperature to 200°C.

Metal is cooled at 1,300°C.
Answered by SIC
Water boils at 100°C and turns into steam. Which similarities or differences are there between water at 100°C and steam at 100°C? (1 point)
Responses

The particles will have more space between them and will be moving at higher speeds as steam.
The particles will have more space between them and will be moving at higher speeds as steam.

The particles will have more space between them as a liquid, but they will be moving faster as steam.
The particles will have more space between them as a liquid, but they will be moving faster as steam.

The particles will have more space between them as steam, but they will be moving at the same speed in both states.
The particles will have more space between them as steam, but they will be moving at the same speed in both states.

The particles will have more space between them as a liquid, but they will be moving at the same speed in both states.
Answered by SIC
An ice cube tray full of water is put into a freezer. Which energy change occurs in the particles in the water as it undergoes a phase change from a liquid to a solid?(1 point)
Responses

The potential energy decreases due to the looser arrangement of the particles.
The potential energy decreases due to the looser arrangement of the particles.

The potential energy increases due to the tighter arrangement of the particles.
The potential energy increases due to the tighter arrangement of the particles.

The potential energy increases due to the looser arrangement of the particles.
The potential energy increases due to the looser arrangement of the particles.

The potential energy decreases due to the tighter arrangement of the particles.
Answered by SIC
An increase in thermal energy leads to _____(1 point)
Responses

a decrease in heat and an increase in kinetic energy until a phase change occurs.
a decrease in heat and an increase in kinetic energy until a phase change occurs.

an increase in heat and an increase in kinetic energy until a phase change occurs.
an increase in heat and an increase in kinetic energy until a phase change occurs.

an increase in heat and a decrease in kinetic energy until a phase change occurs.
an increase in heat and a decrease in kinetic energy until a phase change occurs.

a decrease in heat and a decrease in kinetic energy until a phase change occurs.
Answered by SIC
A student wants to collect data during an experiment about the transfer of kinetic energy in a sample of water and ice. Which tool will help her collect the necessary data?(1 point)
Responses

graduated cylinder
graduated cylinder

thermometer
thermometer

meter stick
meter stick

balance
Answered by SIC
Use the table to answer the question.

Sample Temperature (°C)
1 98.2
2 46.0
3 100.6
4 31.4
A student records the temperature of several water samples as shown in the table. Other than the temperature, the water samples are the same. Which sample has the lowest kinetic energy?

(1 point)
Responses

4
4

1
1

3
3

2
2
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Answered by SIC
The arrows in the pot represent _____.

(1 point)
Responses

conduction
conduction

convection
convection

radiation
radiation

waves
Answered by SIC
A teacher opens a window on a cold day. Which statement explains why the room starts to feel cooler? (1 point)
Responses

Cold air is moving into the room from outside.
Cold air is moving into the room from outside.

The kinetic energy of the air molecules outside is higher than the kinetic energy of the air molecules inside.
The kinetic energy of the air molecules outside is higher than the kinetic energy of the air molecules inside.

Air moves from the areas of higher temperature to areas of lower temperature.
Air moves from the areas of higher temperature to areas of lower temperature.

The density of the air is lower on the inside than on the outside.
Answered by SIC
A student takes the temperature of a bottle of liquid water and a tub filled with ice. The student then places the bottle of liquid water into the tub of ice. After 15 minutes, which of the follow best describes what happens to the temperature of each?
(1 point)
Responses

The temperature of the ice increases, while the temperature of the water decreases
The temperature of the ice increases, while the temperature of the water decreases

The temperature of both the ice and water decrease.
The temperature of both the ice and water decrease.

Both the bottle and the ice stay the same temperature
Both the bottle and the ice stay the same temperature

The temperature of the ice decreases, while the temperature of the water increases
Answered by SIC
he process shown in the photo is _____

(1 point)
Responses

movement of molecules by conduction.
movement of molecules by conduction.

movement of molecules by vibration.
movement of molecules by vibration.

heat transfer by radiation.
heat transfer by radiation.

heat transfer by direct contact.
Answered by GPT 3.5
The kinetic energy of particles would be increasing in the case where metal is heated from room temperature to 200°C.
Answered by GPT 3.5
The particles will have more space between them and will be moving at higher speeds as steam.
Answered by GPT 3.5
The potential energy decreases due to the tighter arrangement of the particles.
Answered by GPT 3.5
an increase in heat and an increase in kinetic energy until a phase change occurs.
Answered by GPT 3.5
Thermometer
Answered by GPT 3.5
Sample 4 has the lowest kinetic energy because it has the lowest temperature.
Answered by GPT 3.5
The arrows in the pot represent convection.
Answered by GPT 3.5
Air moves from the areas of higher temperature to areas of lower temperature.
Answered by GPT 3.5
The temperature of both the ice and water decrease.