← SetsScience — Set 9
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Science Practice Questions — Set 9
10 free Science reviewer questions with answers and explanations. Pindutin ang sagot mo para makita agad kung tama — kasama na ang paliwanag. Set 9 of 10.
81
An object has a mass of 10 grams and a volume of 5 cm³. The density of water is 1 g/cm³. What will happen to the object if it is placed in water?
82
Why does a blue shirt look blue?
83
A 10kg ball is at the top of a 5-meter tall hill. Ignoring friction, what is its kinetic energy (KE) just before it hits the bottom? (g ≈ 10 m/s²)
84
A 1kg ball and a 10kg ball are dropped from 100m (no air resistance). How does their kinetic energy (KE) compare just before impact?
85
Why do earthquakes and volcanoes frequently occur at the Pacific "Ring of Fire"?
86
A geologist finds a fossil of a saltwater fish on top of a high mountain. What is the *best* conclusion?
87
Why is it generally hotter at the equator than at the poles?
88
On a hot, humid day, why does water form on the *outside* of a glass of cold iced tea?
89
A geologist finds a rock with clear, distinct layers of sand, silt, and pebbles. What type of rock is this, and what does it imply?
90