Science STAAR Category 1

Which characteristics of PROTONS correctly complete the chart?

• Neutral/ Nucleus/ 1

• Positive/ Nucleus/ 1

• Negative/ Electron Cloud/ 0.0005

Tags

NGSS.MS-PS1-1

Which characteristics of NEUTRONS correctly complete the chart?

• Neutral/ Nucleus/ 1

• Positive/ Nucleus/ 1

• Negative/ Electron Cloud/ 0.0005

Tags

NGSS.MS-PS1-1

Which characteristics of ELECTRONS correctly complete the chart?

• Neutral/ Nucleus/ 1

• Positive/ Nucleus/ 1

• Negative/ Electron Cloud/ 0.0005

Tags

NGSS.MS-PS1-1

Electrons in the outermost shell of the electron cloud. They determine reactivity.

• Electron Cloud

• Electron

• Valence Electron

• Isotope

Tags

NGSS.MS-PS1-1

What does solubility refer to?

• The ability of a substance to dissolve in another substance.

• The temperature at which a liquid turns into a solid.

• The ability of a substance to react with oxygen.

• The temperature at which a solid turns into a liquid.

What is the term for the amount of matter in an object?

• Weight

• Density

• Mass

• Volume

What is the primary function of the chloroplasts in plant cells?

• To break down sugar molecules to release energy

• To store water and nutrients

• To capture light energy and convert it into chemical energy

• To control the entry and exit of substances in and out of the cell

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the term for the movement of particles from an area of higher concentration to an area of lower concentration?

• Osmosis

• Diffusion

• Active transport

• Endocytosis

Which of the following is a chemical change?

• Dissolving salt in water

• Boiling water

• Burning wood

• Melting ice

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is NOT a renewable resource?

• Solar energy

• Wind energy

• Coal

• Hydroelectric power