Science Quiz

The freezing point of water is:

• -100°C

• 0°C

• 50°C

• 100°C

Tags

NGSS.MS-PS1-4

The boiling point of water is:

• 0°C

• 50°C

• 100°C

• 200°C

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which state of matter has a definite volume, but has no definite shape?

• Solid

• Liquid

• Gas

• Plasma

In a particle diagram, solid matter is represented by particles that are:

• Tightly packed and in fixed positions

• Loosely packed and free to move

• Widely separated and moving randomly

• Tightly packed and vibrating slightly

Which of the following describes a supersaturated solution?

• A solution that can dissolve more solute

• A solution that has dissolved the maximum amount of solute

• A solution that has more solute than it can dissolve

• A solution with no solute

Which subatomic particle is found in the nucleus of an atom?

What is the charge of an electron?

• Positive

• Negative

• Neutral

• Depends on the atom

How are isotopes of an element different from each other?

• They have different numbers of protons.

• They have different numbers of neutrons.

• They have different numbers of electrons.

• They have different atomic numbers.

The atomic number of an element is determined by the number of:

• Electrons

• Protons

• Neutrons

• Neutrons plus protons

What is a neutral atom?

• An atom with equal numbers of protons and electrons

• An atom with equal numbers of protons and neutrons

• An atom with no charge

• Both a and d