Fossils

Keluar

Soalan 1 of 1

  Waktu Kiri


0
364637
0
60
block

Tekan kad untuk membukanya.

Ancient organic matter used as energy sources; examples include oil, natural gas, and coal

Fossil Fuels





Adakah anda betul?





364638
0
120
none
364679
0
60
none
364680
0
60
none
364681
0
60
none
364683
0
60
none
364684
0
60
none
364685
0
60
none
364687
0
60
none