improve
make better
We will _____ the water to make tea.
bail
boil
bowl
bull
boil
What do sports engineers do once they identify a problem in a sport?
They change the riles in the sports.
They come up with a model that solves it.
They look for problems in a different sport.
They come up with a model that solves it.
Mom bought us a new _______ at the store.
toe
toil
ton
toy
toy
According to the section "A History of Running Shoes," which is the CORRECT order these were used?
sandals, running shoes with spikes, rubber sneakers, barefoot
barefoot, sandals, rubber sneakers, running shoes with spikes
barefoot, sandals, rubber sneakers, running shoes with spikes
process
series of actions
The children will ______ hearing the story.
engine
engineer
enjoin
enjoy
enjoy
What does the diagram in the "More Bounce to the Ball" section of the article show?
how the first tennis ball looked
the steps in making a tennis ball
how high a tennis ball can bounce
the steps in making a tennis ball
Joe made the arrow _____ to the right.
paint
paste
point
punt
point
How are long jumpers' shoes DIFFERENT from other runners' shoes?
They have extra rubber supports.
They have spikes in the front only.
They have cleats instead of spikes.
They have cleats instead of spikes.
athlete
person who plays sports
nice
noise
noose
nose
noise
How were tennis rackets FIRST made?
from wood
from metal
from plastic and rubber
from wood
Fred put gad and _____ in the car.
ail
ale
ill
oil
oil
What change in the soles of running shoes was made in 1979?
Foam was used
Rubber was used
Air bubbles were put inside
Air bubbles were put inside
flexible
bends easily
The _____ ran outside to play.
bay
boa
bow
boy
boy
How does the author organize the ideas in the second paragraph of the section "More Bounce to the Ball"?
by telling about the first tennis balls
by comparing a tennis ball to other types of ball
by describing the steps to make a tennis ball in the order they happen
by describing the steps to make a tennis ball in the order they happen
Gordon was full of _____ when he got a new puppy.
jail
jay
join
joy
joy
What was the LAST thing added to football helmets?
a face mask
extra padding
a computer chip
a computer chip
fraction
tiny bit
The girl sang with a soft ______.
vase
vice
visit
voice
voice
Why was 1975 an important year for the Boston Marathon?
It was the first year the race was run.
It was the first time runners ran on a track.
An athlete in a wheelchair completed the race for the first time.
An athlete in a wheelchair completed the race for the first time.
We kept the fruit cold so it would not ______.
spill
spin
split
spoil
spoil
What are special safety features in skiers' clothing used for?
to make skier ski faster
to help find the skiers' location
to make skiers' clothing glow in the dark
to help find the skiers' location