Science 1
Clue:
A sandwich is left in a locker for several days. When it is taken out, it smells bad and has mold growing on it.
Question:
What type of change occurred?
(Looking for specific vocabulary)
A chemical change occurred; the sandwich decayed.
Clue:
A block of ice is left out on the counter. After some time, the ice turns into a puddle of water.
Question:
What type of change occurred?
(Looking for specific vocabulary)
A physical change occurred because the ice changed state but stayed the same substance
Find the product 35 x 6 = ?
A. 210
B. 310
C. 200
D. 185
C. 210
75 / 5 =
15
Round the following number by tens:
154
150
List all of the factors of 27
1, 3, 9, 27
Put the number below in standard form:
(1 x 100,000) + (9 x 10,000) + (4 x 100) + (7 x 10) + (2x1)
190,472
Product = ?
Quotient = ?
Product = Multiplication
Quotient = Division
Clue:
Two magnets are used to connect pieces of a toy. Sometimes the pieces snap together, and other times they push away from each other.
Question:
What must be true about the poles of the magnets for the pieces to connect?
Opposite magnetic poles (north and south) must be facing each other because opposite poles attract.
Clue:
A group of students is stacking boxes in a storage room. They need to choose the boxes that take up the most space in the room.
Question:
What should the students measure, and what tool should they use to decide?
They should measure the volume of the boxes using a ruler or tape measure.
Select all the expressions that have a product of 360:
A. 36 x 1
B 60 x 5
C. 90 x 4
D. 12 x 3
E. 18 x 20
C. 90 x 4 = 360
E. 18 x 20 = 360
91 / 4 =
22 3/4
Round the following number by hundreds:
2,391
2,400
What is the rule and what will come next in this pattern:
13, 23, 33, 43, 53, _____
Adding by 10; the next number will be 63
Put the number below in standard form:
(7 x 100,000) + (2 x 10,000) + (4 x 1,000) + (9 x 100) + (8 x 10) + (1x1)
724,981
Jordan jogs 4 miles each day.
He jogs for 9 days.
How many miles does Jordan jog in all?
A. 13 miles
B. 36 miles
C. 45 miles
D. 94 miles
B. 36 miles
Clue:
A student thinks that wearing light-colored clothing keeps people cooler in the Sun than dark-colored clothing.
Question:
What is the best way the student could collect evidence to support this idea?
By conducting an investigation that uses a thermometer to measure the temperature of different colored clothing in the Sun.
Clue:
A magnet is placed inside a bag. When it is taken out, several metal objects are stuck to it.
Question:
Which types of metal objects would most likely be attracted to the magnet?
Metal objects made out of Iron, Steel, Nickle, Cobalt
Solve for the product of 56 and 72
4,032
What is the quotient of 35 and 9
3 8/9
Round the following number by thousands:
12,596
13,000
Numbers with only two factors, 1 and itself are called:
and
Numbers with more than two factors are called:
Just 1 and itself: Prime
More than two: Composite
How many times greater is the value 7 in the number 70,921, than the value of 7 in the number 7, 432
A. 7000
B. 100
C. 70
D. 10
D. 10
A library has 360 books.
The books are placed equally on 8 shelves.
How many books are on each shelf?
A. 36
B. 40
C. 45
D. 2,880
C. 45 books
Clue:
Students heat chocolate in the Sun until it melts, changing from a solid to a liquid.
Question:
What happens to the mass of the chocolate after it melts?
The mass stays the same because melting is a physical change and no matter is lost or gained.
Clue:
A teacher needs to find out which backpack is heaviest before putting it on a storage shelf.
Question:
What should be measured, and which tool should be used to find the answer?
Measure the mass using a scale.
45 x 23 =
1,035
120 / 8 =
15
Round the following number by ten-thousands:
178,542
180,000
What is the rule and what will come next in this pattern:
1, 3, 9, 27, 81, ___
Multiplying by 3; the next number will be 243
How many times greater is the value 3 in the number 3,152, than the value of 3 in the number 9, 837
A. 10
B. 100
C. 3000
D. 30
B. 100
Marcus is filling gift bags for a party.
Each gift bag needs about 52 small toys.
He wants to fill 8 gift bags.
About how many small toys does Marcus need to buy so he has enough?
A. 60 toys
B. 416 toys
C. 6 4/8 toys
D. 44 toys
B. 416 toys
Clue:
Several groups test how fast the same toy car travels down the same ramp. Each group uses a rug at the bottom, but the rugs are not all the same length.
Question:
Why would this cause the groups’ results to be different?
Because the length of the rug was different, more than one variable was changed.
Clue:
A student observes water in three situations:
Rain falling from the sky
Ice cubes in a freezer
Steam rising from a hot pot
Question:
Which state of matter does water have in each situation?
Rain — liquid
Ice — solid
Steam — gas
Solve for the product of 79 and 16
1,264
What is the quotient of 152 and 6
25 2/6
Round the following number by ten-thousands:
24,453
20,000
List all the factors of 48
1, 2, 3, 4, 6, 8, 12, 16, 24, 48
In which number below is the value of the
digit 6 ten times greater than the value of
the digit 6 in 47,633?
A. 86,284
B. 91,976
C. 68,483
D. 17,602
A. 86, 284
Noah buys 582 pounds of food for a wildlife rescue.
Each animal eats about 6 pounds of food.
About how many animals can Noah feed?
A. 57 animals
B. 117 animals
C. 97 animals
D. 3,492 animals
C. 97 animals
Clue:
A student leaves a bicycle outside for several weeks after it rains often. Over time, the metal on the bike changes to a brown-orange color, becomes flaky, and has a strong smell.
Question:
What type of change happened to the metal, and what caused it?
A chemical change occurred because the metal rusted and new substances formed.
Clue:
A student notices that a plant’s leaves are drooping and the soil in the pot is dry.
Question:
Which statement is an observation, and which statement is an inference?
The leaves are drooping and the soil is dry.
The plant needs water.
Observation: The leaves are drooping and the soil is dry.
Inference: The plant needs water.
8 x 141
1,128
1750 / 7 =
250
What number is the best estimate of 30 x 76
A. 1,800
B. 2,300
C. 1,900
D. 2,500
B. 2,300
What is the rule and what will come next in this pattern:
1, 5, 25, 125, 625, ____
Multiplying by 5; the next number will be 3,125
In which number below is the value of the
digit 9 ten times greater than the value of
the digit 9 in 89,754?
A. 40,963
B. 97,267
C. 89,367
D. 9,536
B. 97, 267
Liam delivers 48 newspapers each day.
He delivered 336 newspapers in total, delivering the same number each day.
Select the equation that could be used to solve for the number of days Liam delivered newspapers.
A. 48 = 336 × d
B. 48 ÷ 336 = d
C. 336 = d × 48
D. 48 × 336 = d
C. 336 = d × 48
Clue:
During a windy day at the park, a student notices a kite rise into the air and move higher when the wind blows harder.
Question:
What type of energy caused the kite to move upward?
Energy of motion from the moving air.
Clue:
Students build a sealed terrarium with soil, water, and a plant. The terrarium is completely closed and left in the Sun for several days. The plant grows, and water moves inside the container.
Question:
How does the total mass of the terrarium after several days compare to its mass at the start?
The mass stays the same because the terrarium is a closed system and matter is conserved
5 x 123 =
615
3,521 / 4
880 1/4
What number is the best estimate of 35 x 45
A. 1,500
B. 2,000
C. 1,600
D. 1,550
C. 1,600
List all the factors of 108
1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108
Martha compared two number: 45, 318 and 44, 120
Marth stated that 45, 218 is
A. Greater Than <
B. Less Than >
C. Equal to =
44, 120
By comparing:
A. The Tens Place: 10 < 20
B. The Hundred place: 200 > 100
C. The Thousands place: 500 > 400
A. Greater than <
C. The thousands place
Alex's family traveled from their home to the beach 8 times during the summer.
The round-trip distance from their home to the beach is 84 miles.
How many miles did Alex’s family travel to the beach over the summer?
A. 672 miles
B. 644 miles
C. 756 miles
D. 92 miles
A. 672 miles