← SetsScience — Set 4
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Science Practice Questions — Set 4
10 free Science reviewer questions with answers and explanations. Pindutin ang sagot mo para makita agad kung tama — kasama na ang paliwanag. Set 4 of 10.
31
What is the unit of electrical resistance?
32
What is the unit of electrical current?
33
What is the force that opposes motion between two surfaces in contact?
34
What is the universal force of attraction between any two objects with mass?
35
What is the term for the bouncing of light off a surface?
36
What is the term for the bending of light as it passes from one medium to another (e.g., from air to water)?
37
What is the outermost, rocky layer of the Earth called?
38
What is the hottest, innermost layer of the Earth, believed to be solid metal?
39
What is the layer of the atmosphere where weather occurs?
40