One summer afternoon, the humidity in Jacksonville, Florida was 80%. What is humidity?
Air Pressure
Weight of water vapor in the air
Amount of water vapor in the air
Temperature at which water evaporates from the air.
Amount of water vapor in the air
Evaporation and condensation
Kaylah is riding the bus. If Kaylah is talking about the motion of the bus, which of these can she say is constantly changing?
Acceleration
Position
Speed
Velocity
Position
Lauren is looking at the stars in the night sky.
How many stars are there in a galaxy?
At least one
Fewer than 10
Several thousands
Billions
Billions
Zoey filled a balloon with water to model an organ expanding. She then emptied the water from the balloon to show the organ shrinking. Which organ was she most likely modeling?
Liver
Bladder
Lungs
Pancreas
Bladder
Key West is the southernmost point in the United States. Which of the following descries the weather Jennifer should expect when she visits Key West?
Cold and dry
Warm and wet
Cold and wet
Warm and dry
Warm and wet
Fog is described as a cloud that forms at or near the ground. Which process is directly responsible for the formation of fog?
Evaporation
Condensation
Radiation
Precipitation
Condensation
Many objects in homes can have motion. Which of the following objects shows a change in position?
An oven heating
A doorbell buzzing
An alarm clock ringing
A clock pendulum swinging
A clock pendulum swinging
Large distances separate galaxies. As a result, which of the following parts of a galaxy can scientists best observe?
Planets
Stars
Gases
Dust
Stars
Which of these is not considered a sense organ?
Eyes
Skeleton
Skin
Tongue
Skeleton
Yesica wants to go on a picnic. She sees a cumulonimbus cloud forming. What type of weather should she expect?
Fog
Rain
Light wind
Clearing sky
Rain
What are the 4 steps of the water cycle?
Evaporation
Condensation
Precipitation
Collection
Motion is the change of position in an object. An object in motion can also have a change in direction. Which of these objects shows only a change in position?
A boat sailing around a bend in a river
A bus stopped at a light, then making a left turn
A train traveling south, then turning southwest
An airplane traveling north at a speed of 200 MPH
An airplane traveling north at a speed of 200 MPH
On a clear night, the Milky Way appears as a hazy, white, cloud-like band in the sky. What is the source of the Milky Way's light?
Its light is produced by the Sun.
Its light is produced by the moon.
Its light comes from billions of stars.
Its light comes from light pollution from cities.
Its light comes from billions of stars.
De'Andre is drawing an organ that makes enzymes used to digest food. Which organ is he drawing?
Bladder
Heart
Lungs
Pancreas
Pancreas
Thalia is designing a computer model to show what happens when a warm, wet air mass meets a cool, dry, air mass. What is she modeling?
A Flood
A Hurricane
A Snow shower
A Thunderstorm
A Thunderstorm
Which part of the water cycle includes the movement of water from the clouds to Earth's surface?
Condensation
Evaporation
Precipitation
Runoff
Condensation
A car travels down a road at 35 MPH. It slows to a stop at a stoplight, Which of the following does not change?
Speed of motion
Direction of motion
Distance traveled
Position of the car
Speed of motion
Asiah knows that the Sun is Earth's closest star. Where would she find Earth's other nearest stars?
In the Milky Way
In a different galaxy
In the solar system
Beyond the Milky Way
In the Milky Way
Alahia grew a sunflower. Its stem supports the leaves and the flower head. What part of a gorilla is the stem most like?
Brain
Muscles
Skeleton
Pancreas
Skeleton
While Scott was at the store, he heard that there might be a frost tonight. What weather condition should he expect?
Snow fall
High winds
Freezing temperatures
Increasing air pressure
Freezing temperatures
Melany wants to describe how water changes from a liquid to a solid. Which of the following processes does she need to model?
Heating
Cooling
Melting
Evaporating
Cooling
Zara kicks a soccer ball. What will most likely happen to the speed of the soccer ball?
It will stay the same.
It will slowly decrease.
It will increase, then decrease.
It will decrease, then increase.
It will increase, then decrease.
Which of these describes a sphere of hot gases that gives off its own light and heat?
Star
Planet
Galaxy
Asteroid
Star
Grasshoppers have organs called tympana located in their abdomens. These round membranes detect sound vibrations. What serves the same purpose in bears?
Eardrums
Liver
Mouth
Stomach
Eardrums