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Science 7 Unit 4 Quiz - Structures
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Preguntas del test (17)
1Which 3 of the following are more specific types of structures?
- ANatural Structures
- BMass Structures
- CManufactured Structures
- DFrame Structures
- EShell Structures
2Shell structures are hollow inside.
- AVerdadero
- BFalso
3In a frame structure, the skeleton supports the weight of the other parts of the structure.
- AVerdadero
- BFalso
4Mass structures are made by...
- AHammering wood together
- BHowever, only it has to be large and heavy
- CHowever, but the materials have to be piled up
5Planning is extremely important when building a structure. Which of the following things need to be examined in planning?
- ASafety requirements
- BBeauty
- CFuncion
- DMaterials
- EColour and Texture
- FFasteners or joints
6What are some of the things constructors need to think about while choosing a material for the structure?
- ACost
- BHow it feels
- CEnviromental Impact
- DAppearance
- EHow much energy it uses
7Joints can be...
- ARigid
- BSoft
- CMobile
- DUsed by anyone
8Mass is...
- AHow large an object is
- BThe amount of particles or matter in an object
- CHow heavy an object is
- DAn object covered in cookie dough
9According to the lesson notes, FORCE can do all of the following EXCEPT for...
- AStart an object moving with a push or pull
- BSlow down an object
- CCause a change in direction
- DStop an object moving in less than .14 seconds
10The Newton (N) unit is used to measure mass.
- AVerdadero
- BFalso
11Which of these is NOT true?
- ATension means STRETCHING
- BCompression means CRUSHING
- CTorsion means TWISTING
- DSheer means TEARING
- EBending means ROCKING
12An internal force acts on the outside of a structure. An external force acts on the inside of a structure.
- AVerdadero
- BFalso
13Live loads are things/people/weather etc that can act on the structure. Dead loads are the structure itself.
- AVerdadero
- BFalso
14Friction is a force that speeds up motion.
- AVerdadero
- BFalso
15If a structure is STABLE, what does that mean?
- AIt is less likely to tip over
- BIt is not possible for it do get destroyed
- CIt is a place where animals live
16What is the "Centre of Gravity"?
- AWhere a body's mass is concentrated
- BThe center of the universe
- CThe middle of the earth
- DThe place in a structure where particles move the most
17A gyroscope's axis is stabalized, so it never points in the same direction.
- AVerdadero
- BFalso
Información
- Descripción
- Grade 7 Science Unit 4 Study Quiz - Structures
- Autor
- MexiPeanut
- Idioma
- English
- Visitas
- 2.836
- Historial
- Creado el 3 jun 2015 · actualizado el 19 feb 2016
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