TeachersFirst's Middle School Brain Twisters

Week of May 18, 2012

1.How many seats in the House of Representatives are up for election this year? (5 points)

the same number as in the Senate
all of them
150
200
one third of them

2.Point is to font as ... (10 points)

yard is to meter
millimeter is to small
gross is to dozen
gram is to mass
liter is to pour

3.If a lemonade recipe calls for 1/4 cup of lemon juice per quart of water, how much lemon juice will you need to make a batch that uses three gallons of water? (5 points)

2.5 cups
3.5 cups
1 quart
4 cups
1.5 pints

4.Which is likely to have appeared last on Earth? (5 points)

Salamander
Mosquito
Eagle
Gibbon
Clam

5.Use estimation to decide which is greatest... (20 points)

The cube root of 60
The square root of 9
The square root of 2 cubed
The cube root of 27
2 squared

6.Which belongs to the group "fauna?" (5 points)

Gasoline
Galapagos
Gerbil
Granite
Geranium

7.What natural phenomenon enables there to be palm trees in southern England? (10 points)

The middle Atlantic Plate
The Gulf Stream
The Labrador current
The jet stream
The continental shelf

8.Samantha's science fair project investigated laundry detergents. She tried three different detergents on each of stains made by grass, chocolate, dirt, and mustard. What was the dependent variable in her experiment? (10 points)

The results of each detergent on each stain
The brand of mustard
None of these
The type of washing machine
The amount of dirt

9.The science lab floor measures 42 feet by 36 feet and has four 4 by 4 foot tables permanently anchored as "islands." To replace the flooring in the exposed areas, the school must buy tiles in boxes that cover 300 square feet. How many boxes must they buy? (20 points)

10.What sort of shape will you create if you graph the following set of coordinate pairs: (0,0) (1,-2) (2,-4) (3,-8) (4,-16) (5,-32) ? (10 points)

a curve that slopes down
a curve that slopes up
a line that slopes up
a line that slopes down
a circle

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