Science Quiz Bee - Grade 7

Which of the following objects will produce sound?

• Water

• Wood

• Air

• Metal

It is the difference between an object’s final and initial position.

• Speed

• Velocity

• Distance

• Displacement

The change in velocity over time is________.

• Speed

• Velocity

• Distance

• Acceleration

In graphing motion, a slope with a steeper line means a _____ speed.

• Faster

• Increases

• Slower

• Decreases

In a ticker tape diagram, what is the meaning of the trail of dots with a large distance?

• Moving fast

• Increasing

• Moving slow

• Decreasing

How do sound waves produce through molecules

• Rarefaction

• Compression

• Both a and b

• Neither a nor b

Which of the following is NOT an electromagnetic wave?

• Infrared

• Radio

• Sound

• X-ray

In what states of matter do heat transfer by conduction occurs?

• Only in gases

• Only in liquids

• Only in fluids

• In gases, liquids, and solids

Which of the following is NOT an insulator?

• Wood

• Rubber

• Hair

• Copper

Which electromagnetic wave is used in a microscope?

• Visible light

• Gamma rays

• Ultraviolet

• Infrared radiation