Grade 4 Comprehension: Read & Understand Workbook - Volcanoes , livre ebook

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pages

English

Ebooks

2022

Lire un extrait

Obtenez un accès à la bibliothèque pour le consulter en ligne En savoir plus

Publié par

Netsport

Date de parution

01 janvier 2022

Nombre de lectures

Langue

English

Poids de l'ouvrage

1 Mo

A read-and-understand workbook that tests comprehension, visual literacy and language in context.

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Publié par

Netsport

Date de parution

01 janvier 2022

Langue

English

Poids de l'ouvrage

1 Mo

R e a d - a n d - U n d e r s t a n d : W o r k b o o k 5

Volcanoes

G r a d e 4

Q u e s t i o n 1 : R efer to the passag e below and answer t he questions which follow:

W h a t A r e V o l c a n o e s A n d W h y D o T h e y E r u p t V olcanoes occur as a result of the E arth try ing to lose its internal heat. I f the E arth's interior was cold, there would be no v olcan oes. D eep inside E arth, between the molten iron core and the thin crust at the surface, there is a solid body of rock called the mantle. W hen rock from the mantle melts, mov es to the surface throug h the crust, and releases g ases, v olc anoes erupt. All v olcanoes are not the same. S ome occur at D iv erg ent Plate Boundar ies , some occur at C onv erg ent Plate Boundaries and some occur as Hot S pots V olcanoes at D iv erg ent Plate Boundaries. T he maj ority of v olc anic eruptionsoccur near plate boundaries. T here are some ex cepti ons. F or ex ample, the Hawaiian I slands, which are entirely o f v olcanic orig in. T hey hav e formed in the middle of the Pacif ic Ocean more than 3 , 2 0 0 k m from the nearest plate boundary , at what is called Hot S pots.1 . E x plain why v olcanoes occur. ( 1 ) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 2 . E x plain how v olcanoes erupt. ( 4 )

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

3 . Are all v olcanoes the same? ( 1 ) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

4 . How many different ty pes of v olcanoes are there? ( 1 ) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

5 . D o all v olcanoes occur near plate boundaries? E x plain y our answer. ( 3 )

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 6 . D iscuss how the Hawaiian I slands formed. ( 3 )

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