¿Cuál es el sistema de referencia en el que se cumplen las leyes de Newton?

Cuestionario de Física IV AI

Quiz
•
Physics
•
4th Grade
•
Hard
Alan Contla
Used 3+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No inercial
Inercial
Abierto
Cerrado
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿La velocidad es una cantidad...?
Escalar
Vectorial
Adimensional
Constante
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un cuerpo recorre 350 km en 5 h. ¿Cuál es su velocidad media? Fórmula: v = d / t
50 km/h
60 km/h
70 km/h
80 km/h
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Altura desde la que cae un cuerpo en 4 s (g = 9.8 m/s²): Fórmula: h = (1/2)·g·t²
64 m
78.4 m
100 m
120 m
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
35 radianes en 0.7 s → ¿velocidad angular? Fórmula: ω = θ / t
45 rad/s
50 rad/s
55 rad/s
60 rad/s
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una rueda de 0.5 m de radio gira a 2 rev/s. ¿Cuál es la velocidad tangencial? Fórmula: v = ω·r, con ω = 2πf
3.14 m/s
4.18 m/s
5.28 m/s
6.28 m/s
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuerpo de 12 kg acelerado a 1.8 m/s². ¿Fuerza aplicada? Fórmula: F = m·a
21.6 N
24.0 N
20.0 N
19.6 N
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