Q: Heat and light are forms of what, which refers to the ability to do work? Choices: - fuel - food - waves - energy A:
energy

(Question)
Q: Motors are the most common application of magnetic force on current-carrying wires. motors have loops of wire in this? Choices: - electrical circuit - capacitors - spark plugs - magnetic field A:
(Answer)
magnetic field

Ques: Q: What molecules with a nitrogen base are the basic components of nucleic acids? Choices: - sporozoans - enzymes - nuclides - nucleiotides A:
Ans: nucleiotides

(Q).
Q: What branch of science aims to understand all about our planet and its environments? Choices: - biology - immunology - petrology - earth science A:
(A).
earth science

Ques:Q: Surface tension is a property of matter that is in what state? Choices: - mixture - water - Base - liquid A:

Ans:liquid

Q: Echinoderms have what type of body symmetry? Choices: - Translational symmetry - Rotational symmetry - Reflectional symmetry - radial symmetry A:
radial symmetry