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Semester EXam review

Semester EXam review

Assessment

Flashcard

Science

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

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1.

FLASHCARD QUESTION

Front

What do you call a mixture that contains some small particles in a solution?

Back

Colloid: A colloid is a mixture where small particles are dispersed throughout a substance, but are not heavy enough to settle out. Examples include milk and fog.

2.

FLASHCARD QUESTION

Front

What kind of energy comes from motion?

Back

Kinetic energy: Kinetic energy is the energy of an object due to its motion. The faster an object moves, the more kinetic energy it has.

3.

FLASHCARD QUESTION

Front

How would you write .0364 in scientific notation?

Back

3.64 x 10^-2: Scientific notation is a way of expressing numbers that are too big or too small in a compact form. .0364 is written as 3.64 x 10^-2.

4.

FLASHCARD QUESTION

Front

What is the mass number of an element with 13 protons, 13 electrons, and 14 neutrons?

Back

27: The mass number is the total number of protons and neutrons in an atom's nucleus. Here, 13 protons + 14 neutrons = 27.

5.

FLASHCARD QUESTION

Front

How would 4500 be written in scientific notation?

Back

4.5 x 10^3: In scientific notation, 4500 is expressed as 4.5 multiplied by 10 raised to the power of 3.

6.

FLASHCARD QUESTION

Front

What is a solution?

Back

Solution: A solution is a homogeneous mixture where one substance (the solute) is completely dissolved in another (the solvent). An example is saltwater.

7.

FLASHCARD QUESTION

Front

What is a suspension?

Back

Suspension: A suspension is a heterogeneous mixture where solid particles are suspended in a liquid or gas and can settle over time. An example is muddy water.

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