Q: The angle at which light bends when it enters a different medium is known as what? Choices: - bounce - frequency - resonance - refraction A:
refraction

(Question)
Q: What are electrons at the outermost energy level of an atom are called? Choices: - core electrons - ions - shell electrons - valence electrons A:
(Answer)
valence electrons

Ques: Q: What do you call the membrane-bounded droplets that have some properties of cells? Choices: - rods - membranes. - sporozoans - protocells A:
Ans: protocells

(Q).
Q: Sandblasting a surface exemplifies what form of erosion? Choices: - wind - glacial - water - abrasion A:
(A).
abrasion

Ques:Q: What is the term for groups of three successive nucleotide bases in dna? Choices: - triads - tertiary bases - triple play - triplets A:

Ans:triplets

Ques:Q: What machines have scientist built to smash particles that are smaller than atoms into each other head-on? Choices: - energy accelerators - nitrogen accelerators - Atom Accelerators - particle accelerators A:

Ans:
particle accelerators