
EXAMEN DIARIO ORDINARIO BIOMÉDICAS MAÑANA 18/11/2024

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Other
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University
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Easy
Academias La Matriz
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
FÍSICA
Dos autos pasan por un punto, en el mismo sentido, con velocidades de 25 m/s y 72 km/h. Después de qué tiempo estarán separados 100 m.
10 s
25 s
15 s
30 s
20 s
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A partir del reposo, un perro persigue a un gato acelerando a razón de 8 m/s2 por un tiempo de 12 s. Determina la rapidez que adquiere en ese instante.
78 m/s
96
108
80
90
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el vacío se suelta un proyectil y recorre 35 m en el último segundo de su caída libre. Halla las 3/4 partes de la altura que se dejó caer (g = 10m/s2 ).
80m
75m
25m
60m
35m
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
INGLÉS
Last week, I _______ my friend Harry and we _______ about the Australian Open tennis final.
see / talk
saw / talked
am seeing / talk
used to see / are talking
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Azra _______ blonde hair, but now she has brown hairbecause she _______ it yesterday.
is having / used to dye
had / is dying
used to have / dyed
has / dyes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ouch! I _____ a cup. Now, mum will get angry.
already broke
just broke
have already broken
have just broken
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
QUÍMICA
Una reacción endotérmica es aquella en que:
Hay que darle calor para que pueda realizarse.
Emite calor a medida que se va realizando.
Los reaccionantes no son consumidos totalmente, sino que se llega a un equilibrio entre reaccionantes y productos.
Necesariamente se realiza en dos etapas.
Dos o más elementos se combinan para dar un producto.
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indicar cuál de las siguientes transformaciones químicas corresponde a una de tipo doble desplazamiento.
2CO2 ---------- 2CO+O2
H2+I2 ------------ 2HI
2KClO3 ----------2KCl+3O2
AgNO3(ac)+NaCl(ac) --------------- AgCl(s)+NaNO3(ac)
N. A.
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Establecer las relaciones correctas:
I.- C+O2------------- CO2
II.-2NH3------N2 +3H2
III.-Na +AgCl-----NaCl +Ag
iV.- NaOH + HCl-----NaCl+H2O
a) Desplazamiento simple
b) Combinación
c) Descomposición
d) Doble desplazamiento
Ib , IIc ,IIIa, IVd
Ia , IIb ,IIc, IVd
Ib , IId ,IIa, IVd
Ia , IId ,IIIc, IVd
Ic , IIa ,IIIb, IVd
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