Practice Test for Unit 5

When writing you hypothesis, what information follows IF?

• dependent variable

• how you know it will happen

• independent variable

• anything

When writing a hypothesis, what information do you fill in after THEN?

• dependent variable

• independent variable

• how you know it will happen

• anything good

Tags

NGSS.MS-LS1-5

A students was doing an experiment using the scientific method. Every three days the student plans to count the green leaves. Which would be a good hypothesis for this experiment?

• If plants are placed in direct sunlight, then they will grow more green leaves.

• If plants are places in bright light, then they will grow more green leaves than in dim light.

• If plants are place in clay pots, then they will grow more green leaves than plastic pots.

• If plants are in warmer temperatures, then they will grow more green leaves.

Tags

NGSS.MS-LS1-5

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

Tags

NGSS.MS-PS1-4

A gas

• has a definite shape but no definite volume
• has a definite volume but no definite shape
• has fast-moving particles

Tags

NGSS.MS-PS3-5

Freezing

• Solid to gas

• Liquid to solid

• Gas to solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Boiling

• liquid to gas

• gas to solid

• gas to liquid

Tags

NGSS.MS-PS1-4

The state of matter that has no definite size or shape is

• Solid

• Liquid

• Gas

Tags

NGSS.MS-PS1-4

Particles of a liquid

• are tightly packed together and stay in a fixed position.

• are free to move around one another but still touch.

Tags

NGSS.MS-PS1-4

Solid to Gas

• Deposition

• Sublimation

• Evaporation

Tags

NGSS.MS-PS1-4