Quiz sobre Huellas Latentes

Passage
•
Chemistry
•
9th Grade
•
Easy
claudia castillo
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué evidencia física dejamos cuando tocamos una superficie con la yema de los dedos?
Manchas de tinta
Rayones
Huellas dactilares
Marcas de lápiz
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué sustancias contienen principalmente las huellas latentes?
Agua, sales, aminoácidos y lípidos
Azúcar y especias
Ácidos y bases
Metales y minerales
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué se utiliza para revelar huellas latentes exponiéndolas a vapores?
Yodo
Cloro
Oxígeno
Nitrógeno
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué color se forma al exponer las huellas latentes a vapores de yodo?
Castaño amarillo
Verde esmeralda
Azul marino
Rojo intenso
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué se debe hacer inmediatamente después de revelar una huella latente?
Borrarla
Cubrirla
Fotografiarla
Ignorarla
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué sustancia de color azul se produce al rociar las huellas latentes con una solución acuosa de almidón?
Azuleno
Almidón
Yodo
Cloroformo
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué polvo se utiliza para revelar huellas latentes espolvoreándolo sobre la superficie?
Sal de mesa
Harina de trigo
Azúcar glas
Carbón sólido
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