# 2pilihanWhat happens to an ice cube when it is left in the sun?It becomes biggerIt changes colorIt melts into waterIt stays the same
# 3pilihanWhich of the following objects will float on water?A rockA paperclipA plastic bottle capA coin
# 4pilihanWhat do we use to observe small objects more closely?A telescopeA magnifying glassA thermometerA ruler