1.Early man used weapons because they needed to find food.
2.The glaciers began to melt; therefore, the land bridge between Asia and North America became flooded.
3.Because they wanted to learn about different civilizations that existed, archaeologists studied artifacts.
3.Early man slowly started to grow food, and as a result, their lives became easier.
4.My sister was tired because she stayed up past midnight.
Baca Juga: Soal Ujian Sekolah US IPA Kelas 9 Tahun 2022 Sesuai Kisi-kisi, Pilihan Ganda Lengkap Kunci Jawaban
Jawab:
1.They needed to find food = Cause
Signal word: Because
2.The land bridge between Asia and North America became flooded. = Effect