HMH Science

What type of energy changes take place when a candle burns?

• chemical energy changes into thermal and light energy

• electrical energy changes into light energy and chemical energy

• kinetic energy changes into light and thermal energy

Protons have a __________ charge

• negative

• neutral

• positive

Electrons have a ____________ charge.

• negative

• neutral

• positive

Tags

NGSS.MS-PS2-3

The batteries of a flashlight contain

• chemical

• thermal

• kinetic

Tags

NGSS.MS-PS3-5

What is the boiling point of water?

• 100 degrees Celsius

• 50 degrees Celsius

• 0 degrees Celsius

• 200 degrees Celsius

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Design a project to compare the effects of physical changes (such as temperature and pressure) on different states of matter.

• Heat and cool water, ice, and steam to observe changes in state and record temperatures at which these changes occur.

• Freeze and melt different metals to see which one has the highest melting point.

• Apply pressure to various solids to determine their hardness.

• Observe the color changes in substances when heated without measuring temperature.

Tags

DOK Level 4: Extended Thinking

Which of the following is not a characteristic of gas?

• Has a definite volume

• Fills the shape of its container

• Can be compressed

• Expands to fill its container

Tags

NGSS.MS-PS1-4

What is not a property of all matter?

• Mass

• Volume

• Color

• Density

What state of matter has a definite shape and volume?

• Solid

• Liquid

• Gas

• Plasma

The ability to cause change in matter is called

• elecromagnet

• friction

• energy

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5