Questions on Physics

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Physics, 26.07.2021 20:00

Which species are near extinctions and where do they live now?...

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Physics, 26.07.2021 20:00

Why did Rita's hands get hot when she rubbed them ?...

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Physics, 26.07.2021 20:00

What kind of circuit is the one shown below? A. Series B. Parallel C. Open D. Combination

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Physics, 26.07.2021 19:50

A sample of Radon-222 has a half-life of 3.82 days. After 11.46 days, there is 5 grams of Radon-222 remaining. How much Radon-222 was in the original sample? 30 grams 2 grams...

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Physics, 26.07.2021 19:50

Plutonium-32 has a half-life of 14.2 days. After 99.4 days, how much of what was originally a 499.2 gram sample remains? 14 grams 3.9 grams 35.7 grams 0.71 grams...

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Physics, 26.07.2021 19:40

Which of the following behaviors would best describe someone who is listening and paying attention? a) Leaning toward the speaker O b) Interrupting the speaker to share their opinion c) Avoiding eye c...

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Physics, 26.07.2021 19:40

A runner has a temperature of 40°c and is giving off heat at the rate of 50cal/s (a) What is the rate of heat loss in watts? (b) How long will it take for this person's temperature to return to 37°c i...

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Physics, 26.07.2021 19:20

If your body is wet what is the lowest electrical voltage can be fatal? 100 volts 5 volts 10 volts 15 volts I NEED HELP!! :(...

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Physics, 26.07.2021 19:20

If a fan draws 220 watts on a 120- volt circuit what is the current being drawn? 22. amperes O 5.2 amperes O 1.8 ampmes 15. amperes...

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Physics, 26.07.2021 19:20

Hai quả cầu kim loại nhỏ giống nhau, mang điện tích q1 = 2.10-8 C; q2 = 6.10-8 C, đặt cách nhau một đoạn r trong không khí thì chúng đẩy nhau bằng một lực là 18.10-5 N. Cho hai quả cầu t...

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Physics, 26.07.2021 19:20

Wagonium-292 has a half-life of 1 hour. If you started with an 80 gram sample, how much Wagonium-292 will remain after 4 hours? A.) 10g B.) 40g C.) 160g D.) 5G...

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Physics, 26.07.2021 19:10

Si un resorte de constante elástica 1300 n/m se comprime 12 cm ¿Cuanta energía almacena? Y si estira 12cm ¿Cuanta energía almacena?...

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Physics, 26.07.2021 19:10

De que esta hecho el sol? plisss ayuda. no necesito un texto de 100 reglones, puede ser resumido en solo 2 renglones...

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Physics, 26.07.2021 19:10

2. Compare the time periods of two simple podiums of length Im and 16 m at place...

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Physics, 26.07.2021 19:10

What is the frequency of a wavelength...

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Physics, 26.07.2021 19:00

Ayuda Porfavor es URGENTE ...

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Physics, 26.07.2021 18:50

Có hai dây dẫn cùng tiết diện và chiều dài. Một dây đã biết điện trở suất p1. Xác định vật làm dây còn lại với các dụng cụ sau: Nguồn điện, ampe kế, vôn kế . Các dây nối có điện trở khôngđáng kể và bả...

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Physics, 26.07.2021 18:50

It's possible to estimate the percentage of fat in the body by measuring the resistance of the upper leg rather than the upper arm; the calculation is similar. A person's leg measures 40 cm between th...

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Physics, 26.07.2021 18:40

An object is 3.0 cm from a concave mirror, with a focal length of 1.5 cm. Calculate the image distance. Remember to include your data, equation, and work when solving this problem....

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Physics, 26.07.2021 18:40

Consider the electric force between a pair of charged particles a certain distance apart. By Coulomb's Law: If, the distance between the particles is tripled and each charge is doubled, the force beco...