9284501
Descripción
Test por Jeffrey Piggott, actualizado hace más de 1 año
|
Creado por Jeffrey Piggott
hace más de 7 años
|
|
Pregunta 1
Pregunta
Some of the forces acting on this boat are shown by the arrows X, Y and Z.
Which choice names all 3 forces correctly?
Respuesta
-
Force X = weight, Force Y = upthrust; Force Z = forward force
-
Force X = forward force, Force Y = weight; Force Z = upthrust
-
Force X = forward force; Force Y = upthrust ; Force Z = weight
-
Force X = upthrust; Force Y = forward force; Force Z = weight
Pregunta 2
Pregunta
What is the name of the force shown by the arrow in this picture?
Image:
Upthrust On Duck (image/png)
Respuesta
-
friction
-
gravity
-
upthrust
-
weight
Pregunta 3
Pregunta
This is a diagram of a moving object. The arrows show the forces acting on it.
In which direction is the object moving?
Image:
Forces A B C & D (image/png)
Respuesta
-
A
-
B
-
C
-
D
Pregunta 4
Pregunta
The forces on this parachutist are balanced.
When the forces are balanced, the parachutist will:
Respuesta
-
change direction.
-
slow down.
-
stay at the same speed.
-
go faster.
Pregunta 5
Pregunta
James was walking his dog on a lead.
If James and the dog are walking at a steady speed, in a straight line then which sentence is true?
Respuesta
-
The pull from the dog on the lead is balanced by the pull from James.
-
Only James pulls on the lead.
-
The pull from the dog on the lead is smaller than the pull from James.
-
Only the dog pulls on the lead.
Pregunta 6
Pregunta
Which of the following statements about friction is true?
Respuesta
-
It only occurs between solids.
-
It makes surfaces colder.
-
It only occurs on rough surfaces.
-
It only occurs when surfaces touch each other.
Pregunta 7
Pregunta
Weight is a force that is caused by:
Respuesta
-
friction.
-
gravity.
-
space.
-
upthrust.
Pregunta 8
Respuesta
-
10 N
-
3 N
-
0 N
Pregunta 9
Pregunta
The unit of force can be represented by:
Respuesta
-
f
-
g
-
J
-
N
¿Quieres crear tus propios Tests gratis con GoConqr? Más información.