SPS 10C

What is a non-metal?

• Elements that are usually dull in appearance, and poor conductors of heat and electricity

• Elements that are usually shiny in appearance, and good conductors of heat and electricity

How many periods or rows are there on the periodic table?

• 6

• 7

• 17

• 18

Part of the Periodic Table is shown. The letters are not the symbols of the elements. Which element is a non-metal?

• A

• B

• C

• D

Which row describes a Group I element?

• A

• B

• C

• D

An atom becomes _______ when it loses electrons.

• Positive

• Negative

• Neutral

• Invinsible

What is the charge of an atom that has gained one electron?

• -1

• -2

• +1

• +2

What group and period does this element belong in? *

• period 1 and group 3

• period 3 and group 1

• period 2 and group 3

• period 3 and group 2

Tags

NGSS.MS-PS1-1

What do waves carry from place to place?

• Energy but not matter or particles

• Matter or particles but not energy

• Energy and matter and particles

• Frequency is transferred

Answer explanation

If waves tranferred matter, every time you heard something, there would be a rush of air moving into your ears!

Tags

NGSS.MS-PS4-1

Highest point on a wave

• Crest

• Trough

• Transverse wave

• longitudinal wave

Tags

NGSS.MS-PS4-1

Takes place when a wave passes from one medium into another at an angle and bends(changes direction) due to change in speed

• reflection

• refraction

• interference

• diffraction

Tags

NGSS.MS-PS4-2