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Grace [21]
4 years ago
8

The talk test can be used to measure the __________. A. knowledge of an activity B. intensity of an activity C. length of an act

ivity D. cost of an activity
Physics
2 answers:
marta [7]4 years ago
8 0

Answer:

B.

Explanation:

According to CDC, if you’re doing moderate-intensity activity, you can talk but not sing during the activity.

Licemer1 [7]4 years ago
4 0
It is b for your answer
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Which of the following contributes to the phases of the Moon as seen from Earth?
balandron [24]

Answer: Varying amounts of the Moon's lit surface being visible from Earth.

Explanation:

Phases of the moon can be defined as the different shapes of the moon visible from the Earth. This happens because sun lits up the face of moon and due to different position of moon in the orbit around earth, varying portion of the lit surface of the moon is visible from Earth. Refer to the diagram below:            

4 0
3 years ago
Read 2 more answers
A car traveling with constant speed travels 150 km in 7200s what is the speed of the car
Oksana_A [137]
Velocity is distance/time 

so 150/7200=.0208km/s 

unless you have to convert it to miles or something else. but use the formula!
5 0
3 years ago
If two different substances, with the same mass (1 gram) absorb the same amount of energy, which of the following can be predict
Makovka662 [10]

If two different substances, with the same mass (1 gram) absorb the same amount of energy "the temperature of the substance with the lower specific heat will increase more than the one with a higher specific heat".

Option B

<u>Explanation:</u>

The thermodynamic function that specifies the amount of heat needed by one degree of temperature for a single unit of mass of a material to be elevated is understood as "Specific heat". Depending on the extent to which they absorb heat, various levels of specific heat values are seen for the materials.

The heat transferred relies on three factors: temperature change, weight of the device, material change and stage of the material. The average temperature of the molecules increases as the material heats up, so when they collide they are more likely to contribute enough energy to cause rotation and vibration to happen as the energy moves to a higher state.

8 0
3 years ago
Find the average value of position x, momentump, and square of the mometum p2 for the ground and first excited states of the par
nikdorinn [45]

Answer:

Explanation:

Find the average value of position x, momentump, and square of the mometum p2 for the ground and first excited states of the particle-in-a-box with mass m and box length L.

7 0
4 years ago
Lloyd is a computer technician who his company sends to customers' homes to fix their broken computers. He usually fixes between
chubhunter [2.5K]

Answer:c. labor-intensive.

Explanation:labor intensive is a process where a larger portion of total costs is due to labor as compared with the portion for costs incurred in purchase, maintenance, and depreciation of capital equipment. Example are Agriculture, construction, and coal-mining.

Industries that produce goods or services requiring a large amount of labor. Traditionally, labor intensive industries were determined by the amount of capital needed to produce the goods and services.

5 0
3 years ago
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