ところが地球の磁場はごく弱いものです。

Sentence Analyzer

ところが 地球 磁場 ごく 弱い もの です

English Translation

But the earth's magnetic field is very weak.

Furigana

ところが地球(ちきゅう)磁場(じば)はごく(よわ)いものです。

Romanji

Tokoroga chikyū no jiba wa goku yowai mono desu.

Words

所が (ところが)
even so; however; still; whereupon; even though; nevertheless; on the contrary; as a matter of fact; despite
地球 (ちきゅう)
the earth; the globe
()
indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
磁場 (じば、じじょう)
magnetic field; ambience; atmosphere; focal point
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
(ごく)
quite; very; 10^48; quindecillion
弱い (よわい)
weak; frail; delicate; tender; unskilled; weak (wine)
(もの、もん)
person
です (です)
be; is

Kanji

Readings: チ、 ジ
Meanings: ground, earth
Readings: キュウ、 たま
Meanings: ball, sphere
Reading: 
Meanings: magnet, porcelain
Readings: ジョウ、 チョウ、 ば
Meanings: location, place
Readings: ジャク、 よわ.い、 よわ.る、 よわ.まる、 よわ.める
Meanings: weak, frail