The pictures below show the same tree at different times of the year. Which picture was taken during the winter?
Which of these is used mainly for the sense of touch?
Eyes
Ears
Nose
Skin
Large shell
Large mouth
Thick legs
Long neck
Which picture shows the map correctly pointing to the North Pole?
Which of these probably causes the most air pollution?
Trees
Cars
Wind
Rain
A pulley
A lever
A wheel and axle
An inclined plane
When the Earth is seen from outer space, it looks mainly blue. This is because most of the Earth is covered with --
ice
mountains
oceans
deserts
Some children are making mud balls. They cut the mud balls in half. Which of these changed when the mud balls were cut in half?
The softness of the mud ball
The size of the mud ball
The color of the mud ball
The stickiness of the mud ball
oldest to youngest
smallest to largest
heaviest to lightest
roughest to smoothest
One reason people build tall buildings in cities is that there is too little --
land
air
minerals
water
a herbivore
a producer
a decomposer
a carnivore
A student saw a bird leave a nest. What does the student need to do to find out if the bird really lives in the nest?
Put out lots of bird food
Build a bird bath
Watch the bird many times
Measure the size of the bird
What part of an apple tree becomes the fruit?
The roots
The stems
The leaves
The flower
Plucking the string on a guitar creates what kind of motion in the string?
Circular
Rolling
Vibrating
Sliding
W
X
Y
Z
Humus, silt, clay, and sand are all parts of --
soil
fungi
rocks
plants
Which of these is attracted to a magnet?
An iron nail
A copper penny
A silver spoon
An aluminum pan
Which of these carries away the most soil?
Fires
Floods
Earthquakes
Volcanoes
Which of these is a decomposer?
Mouse
Mushroom
Tree
Fox
Which of these best shows a change in a state of matter?
Which of these is most likely to cause floods?
Evaporation
Low temperatures
High winds
Heavy rain
Which of these best shows circular motion?
A dog jumping up and down
A dog walking to its house
A dog chasing its tail
A dog running after a ball
short legs
feet for catching food
feathers
long beaks
Which of these shows an animal that looks similar to its parent during its life after hatching?
Which of these does not live in the same place as the others?
People learn many things, but they do some things by instinct. Which of these is instinctive behavior?
Swallowing food
Turning off a television set
Talking with friends
Reading a book
magnets are too weak to stay together
materials that make up the magnets are not magnetic
same poles of the magnets are facing each other
pencil stops the force of the magnets
Week 1
Week 2
Week 3
Week 4
The spotted turtle is common in fresh water. It eats insects, tadpoles, dead fish, and tender aquatic plants. Which of these best describes the spotted turtle?
A herbivore
A carnivore
An omnivore
A decomposer
mass
energy
oxygen
moisture
Which of these pictures shows the way a seed would grow?
Which of these will probably cause the most changes in a pond habitat?
A frog swimming in the pond
A human fishing in the pond
Rocks at the bottom of the pond
Many years with little rain in the pond
A student was outside playing. He could tell that there was an apple pie in the oven. Which sense did the student use to let him know a pie was baking?
Sense of taste
Sense of hearing
Sense of smell
Sense of touch
a pulley
a wheel and axle
an inclined plane
a lever
40 mL
41 mL
44 mL
50 mL
A class was studying the weather that occurs in their community. Which of these is something they should record in their weather charts?
The size of the sun
The phases of the moon
The amount of rainfall
The speed of evaporation
Which of these models might help show how a windmill works?