Magnets! How do they work?
Which of the following would attract a magnet?
a. a plastic cup
b. a magazine
c. a paperclip
c. a paperclip
What do all sounds make?
a. vibrations
b. eardrums
c. hair
d. attraction
a. vibrations
Where can you find life on earth?
a. land
b. water
c. air
d. all of the above
d. all of the above
Which of the following would you find on land?
a. The Sun
b. Clouds
c. Soil
c. Soil
Which of the following objects will float on water?
a. a leaf
b. a rock
c. a brick
d. a marble
a. a leaf
Which of the following would a magnet NOT be attracted to?
a. a refrigerator
b. a car
c. a book
d. a metal spoon
c. a book
A tuba makes a low sound, while a whistle makes a ______ sound.
a. delicious
b. highc. soft
d. fuzzy
b. high
Which of the following animals live in the air?
a. moles
b. monkeys
c. bats
d. chipmunks
c. bats
How would you describe pebbles?
a. large and rough
b. small and sticky
c. small and smooth
c. small and smooth
Which of the following objects will sink in water?
a. a feather
b. a marble
c. a ship
d. a balloon
b. a marble
repel
The vibrations that create sound are called sound ________.
a. drums
b. waves
c. messages
d. decisions
b. waves
Land is a _______.
a. gas
b. liquid
c. solid
c. solid
Which of the following would you use to grow crops?
a. boulders
b. sand
c. soil
d. rocks
c. soil
True or false: Earth is covered with more land than water.
False
Two metals that are attracted to magnets are _______ and ________.
a. copper and zinc
b. alpha and omega
c. simon and garfunkel
d. iron and steel
d. iron and steel
Sound travels fastest through:
a. solids
b. liquids
c. gases
d. a vacuum
a. solids
A print made of a plant or animal that lived long ago is called a ________.
a. pebble
b. clay
c. fossil
d. mountain
c. fossil
______ is very loose soil that is made from tiny pieces of rock.
a. pebbles
b. clay
c. sandc. sand
Jerry ______ his cup with water.
a. soils
b. floats
c. solids
d. fills
d. fills
Refrigerators, washing machines, and dryers are all _________ that magnets are attracted to.
a. appliances
b. poles
c. computers
d. towers
a. appliances
Put the following steps in order:
--a message is sent to your brain
--you hear a sound
--a sound wave hits your eardrums
--the eardrum vibrates
1. a sound wave hits your eardrums
2. the eardrum vibrates
3. a message is sent to your brain
4. you hear a sound
Earth, Mars, and ______ are planets.
a. Orion
b. the moon
c. Polaris
d. Mercury
d. Mercury
What is the definition of the word "surface?"
a. earth that feels wet and sticky
b. the outermost layer of something
c. a large mass of stone
d. a small, smooth, round stone
b. the outermost layer of something
A school bus has more ________ than a toy car.
a. solid
b. float
c. weightd. fill
c. weight