1 1 Dad Dimas Dad, do you feel the weather is getting hotter these days? Dad: Yes, this phenomenon (1) (knows/is known) as global warming. You know the term, right? Dimas : Of course I know. My science teacher has told me about it. Dad : When (3) (was/were) the topic (2) (teach/taught)? Dimas : When I was in the ninth grade of junior high school. Dad : You must still remember, so tell me what you know about it. Dimas : Global warming (4) (describes/is described) as the gradual increase of Earth's temperature : The process (5) (starts/is started) when sunlight (6) (shines/is shone) the earth, doesn't it? Dimas : Yes, it does. Most of the heat (7). (absorbs/is absorbed) by the earth. Dad :(8) (ls/Does) the half of the heat (9). (reflect/reflected) back onto the atmosphere? Dimas : Exactly. The sunshine in the atmosphere (10) (traps/is trapped) by some gases such as carbon dioxide. Dad : This event (11) (calls/is called) as greenhouse effect. Am I right? Dimas : That's right, dad. It (12) (becomes/is became) worse when much carbon dioxide (13) (produces/is produced) as a result of the increase of vehicle users. Dad. • That's why some scientists (14) (believe/are believed) that global warming (15) (causes/is caused) by human greenhouse emission. 1 Dimas : It's important for us to not pollute our environment anymore. : I totally agree with that. - 1 Dad​