Exam Review Sheet - Physical Science (Page 2 of 4) in pdf

Exam Review Sheet - Physical Science Page 2

Name:______________________________________________________ P eriod:______________ D ate:_________________________

15. Atoms have no electric charge when they have an equal number of

____________________ and protons.

16. Evaporating requires energy to be ____________________ to a substance.

17. Substances that conduct an electric current only under certain conditions are most likely

to be ____________________.

18. Atoms of elements that are in the same group have the same number of

____________________ electrons.

19. Matter that has a definite volume but no definite shape is a ____________________.

20. Metals can be used as wire because they are ____________________.

21. Each row in the period table ends with a ____________________ gas.

22. Atoms of the same element with different numbers of neutrons are called

____________________.

23. Matter in which atems are tightly held in place is a ____________________.

24. How many atoms are in a molecule of H

? ____________________

25. The group immediately to the left of the noble gasses (#17, or #7A) is called

____________________.

26. The elements in the middle of the periodic table (groups 3-12) are called

____________________ ____________________.

27. Atoms that gain or lose electrons are called ____________________.

28. Burning is a ____________________ change.

29. Which metalloid is in the fourth period and the same group as carbon?

____________________

30. Most halogens form compounds by gaining an ____________________ to form a

negative ion.

HAYES/LIPTAK/LORICH P hysical S cience

Exam Review Sheet - Physical Science Page 2