Science Quiz (Unit 2/ Vocabulary)

Question 1

Independent Variable (IV)

Answer 1

1. The ONE factor or condition that’s intentionally changed by the experimenter.

Question 2

Dependent Variable (DV)

Answer 2

1. The factor or condition that is affected as a result of changing the IV.
2. The DV is what you measure or observe to obtain your results.

Question 3

Constant Variable (CV)

Answer 3

1. All the factors or conditions that must be kept the same in an experiment.

Question 4

Qualitative Data

Answer 4

1. Data that cannot be counted, measured, or easily represented using numbers

Question 5

Quantitative Data

Answer 5

1. Data that can be easily measured using numbers

Question 6

Circuit

Answer 6

1. A closed path through which an electric current flows or may flow

Question 7

Energy

Answer 7

1. The ability to do work

Question 8

Adhesion

Answer 8

1. The binding or attraction between dissimilar molecules, atoms, surfaces, or substances

Question 9

Law of Conservation of Energy

Answer 9

1. The amount of energy is neither created nor destroyed

Question 10

Atoms

Answer 10

1. A particle of matter that uniquely defines a chemical element

Question 11

Protons

Answer 11

1. A subatomic particle with a positive electrical charge

Question 12

Neutrons

Answer 12

1. One of the three subatomic particles that make up an atom

Question 13

Electrons

Answer 13

1. A small particle with a negative charge that is found in all atoms

Question 14

Electrical Current

Answer 14

1. The physical phenomenon of the displacement or flow of an electric charge

Question 15

Voltage

Answer 15

1. The difference in electric potential between two points

Question 16

Electrical Power

Answer 16

1. The rate at which work is done or energy is transformed into an electrical circuit

Question 17

Electrical Energy

Answer 17

1. The energy derived from electric potential energy or kinetic energy of the charged particles

Question 18

Static Electricity

Answer 18

1. An electrical charge caused by an imbalance of electrons on the surface of a material

Question 19

Current Electricity

Answer 19

1. The flow of electricity in an electronic circuit, and to the amount of electricity flowing through a circuit

Question 20

Renewable Energy

Answer 20

1. Energy produced from sources like the sun and wind that are naturally replenished and do not run out

Question 20

Nonrenewable Energy

Answer 20

1. Cannot be replenished (made again) in a short period of time