教科版小学科学三年级下册第三单元 太阳、地球和月球 单元过关试题(附答案).pdfVIP

教科版小学科学三年级下册第三单元太

阳、地球和月球单元过关试题(附答案)

Unit3PassTest

Class:Name:StudentID:

TrueorFalse:

1.Theshadowsofthesameobjectfromdifferentanglesare

alwaysthesame。(False)

2.XXX(False)n:XXX。XXX.

3.XXX(False)n:XXXwasfromeasttowest。andittooka

fullthreeyearstoXXX.

4.WaterresourcesonEarthareXXX(False)

5.Wecanchoosemultiplewaystosearchforn。(True)

6.XXXonEarthbecausethereisnoaironthemoon。(False)

MultipleChoice:

1.Themoonphaseweseeeverydayinamonthisalways

different。WhichofthefollowingXXXincorrect。(A)

A。Halfofthemoonisalwaysilluminatedbythesun。and

thesizeoftheXXXeverydayduetothedifferentviewingangles.

B。Thechangeofmoonphaseisduetothevaryingsizeof

themoonilluminatedbythesuneveryday.

C。Thechangeofmoonphaseisduetothevaryingpartof

themoonblockedbytheEartheveryday.

2.ObjectsthatXXX。suchascandles。lightbulbs。andthe

sun。arecalled(B).

A。Stars

B。Lightsources

C。XXXsources

3.ComparedtothedistanceeenthemoonandtheEarth。the

distanceeenthesunandtheEarthis(A).

A。Farther

B。Closer

C。Uncertain

4.XXXisthatitisdottedwithmany(B).

A。Volcanoes

B。Craters

C。Oceans

5.ThecorrectXXX(C).

A。WhenXXXontheEarth。themastandthehullcan

alwaysbeseenatthesametime.

XXX。thehullisseenfirst。andthenthemast.

XXX。themastisseenfirst。andthenthehull.

6.XXXforabout(C)oftheEarthssurface.

A。Half

B。One-fourth

C。Three-fourths

7.Thebrightsideofthemoonduringthesecondhalfofthe

lunarmonthisonthe(B).

A。Rightside

B。Leftside

C。Top

8.XXXlunarcraters。andtheXXX(B).

A。ClimateXXX

B。