Test
science unit c
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Preguntas del test (12)
1It is a force that is applied on a structure by something else. This is called...
- AExternal Force
- BInternal Force
- CForces
- DTension
2What is a force?
- AA push or pull that tends to cause an object to change to its movement or shape
- Bforce that one part of a structure exerts on other parts within the same structure
- Cis a force that acts to stretch and pull apart something
- Dis a force that acts to squeeze an object or push parts within an object together
3What is internal force?
- Aforce that one part of a structure exerts on other parts within the same structure
- Bis a force that is applied on a structure by something else
- Ca push or pull that tends to cause an object to change its movement or shape
- Dweight of a structure
4Which definition is wrong?
- ATension: is a force that acts to stretch and pull apart something
- BCompression: is a force that acts to squeeze and object or push parts within an object together
- CExternal: is a force that is applied on a structure by something else
- DTorsion: is a force that acts to push parts that are in contact with each other in opposite directions
5What are complementary forces?
- Aconditions that a structure, once it has been built and in operation, must meet to show it is performing to certain standards
- BWhen different types of forces act on a structure at the same time
- CImaginary point in an object where the downward force of gravity acts
- Dbalanced arrangement of mass on opposite sides of a line or plane or around an axis
6Load: External force acting on an object load can be measured as weight
- AVerdadero
- BFalso
7[blank_start]balanced[blank_end] arrangement of [blank_start]mass[blank_end] on opposite sides of a [blank_start]line[blank_end] or plane or around an axis
- Abalanced
- Bmass
- Cline
8What is important about aesthetics?
- ABalanced mass
- BCentre of gravity
- CThe design
- DSymmetry
9How many newtons are in 750g?
- A75
- B0.75
- C7.5
- D750
10What is the function of a car?
- AWindows
- BDriving
- CFuel
- DMass
11Why does structural stress occur?
- ABecause external and internal forces act on it which gradually weakens it
- BBecause external and internal forces act on it which weakens it
- CBecause external and internal forces act on it which causes it to breakdown
- DBecause external forces act on it which gradually weakens it
12Which is the correct order?
- AStructural Stress, Structural Failure, Structural Fatigue
- BStructural Failure, Structural Fatigue, Structural Stress
- CStructural Fatigue, Structure Stress, Structural Failure
- DStructural Stress, Structural Fatigue, Structural Failure
Información
- Descripción
- Grade 7 Science Test sobre science unit c, creado por David Nguyen el 28/02/2018.
- Autor
- David Nguyen
- Idioma
- English
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