In order to maintain good health, humans should:
A) eat foods high in fat
B) exercise regularly
C) smoke tobacco occasionally
D) sleep less than 6 hours each night
B) exercise regularly
When the ocean waters become too warm, some whales travel to colder water. This movement is an example of:
A) nest building
B) hunting
C) migrating
D) hibernating
C) migrating
Which Earth movement results in day and night?
A) erosion
B) deposition
C) revolution
D) rotation
D) rotation
Which object has the greatest flexibility?
A) wooden block
B) paper cup
C) metal nail
D) glass bottle
B) paper cup
Which form of energy is produced when paper is burned?
A) heat
B) magnetic
C) electrical
D) chemical
A) heat
Multiple baby birds in the same nest must compete for:
A) food
B) mates
C) predators
D) camouflage
A) food
Green plants get the energy they need to make food from:
A) water
B) air
C) soil
D) sunlight
D) sunlight
Which terms are both used to describe the weather?
A) gravity and wind direction
B) precipitation and runoff
C) groundwater and erosion
D) air temperature and wind speed
D) air temperature and wind speed
A definite shape and a definite volume are properties of which state of matter?
A) solid
B) liquid
C) solid and liquid
D) gas
A) solid
Gravity and magnetism are both:
A) common forces
B) natural cycles
C) states of matter
D) forms of energy
A) common forces
Which two organisms are producers?
A) blue jay and woodpecker
B) beetle and squirrel
C) worm and leaves
D) tree and grass
D) tree and grass
What three things do animals need from their environment in order to survive?
A) soil, water, and food
B) soil, light, and water
C) air, food, and water
D) air, water, and light
C) air, food, and water
At approximately which time of day is the Sun at the highest point in the sky to an observer in New York State?
A) 6 a.m.
B) noon
C) 6 p.m.
D) midnight
B) noon
Which tool should a student use to see the patterns on a small object?
A) balance (scale)
B) hand lens (magnifying glass)
C) thermometer
D) graduated cylindar
B) hand lens (magnifying glass)
Which property of an object describes how easily electricity travels through it?
A) color
B) temperature
C) reflectivity
D) conductivity
D) conductivity
Which characteristics helps some animals defend themselves against predators?
A) strong odor
B) poor hearing
C) weak eyesight
D) shivering
A) strong odor
Which two processes are common to all living things?
A) flying and breathing
B) migrating and reproducing
C) using nutrients and growing
D) eliminating waste and hibernating
C) using nutrients and growing
During which process are pieces of rock and material being moved over Earth's surface by water and wind?
A) conduction
B) deposition
C) erosion
D) revolution
C) erosion
Which metric units should be used to describe the mass of an object?
A) centimeters
B) liters
C) grams
D) degrees Celsius
C) grams
Which factor will cause a decrease in the force of attraction between two magnet?
A) increasing the size of the two magnets
B) increasing the distance between the two magnets
C) changing the color of the two magnets
D) changing the texture of the two magnets
B) increasing the distance between the two magnets
The main function of a fish's fins is to help the fish:
A) reproduce
B) see
C) breathe
D) move
D) move
Trees start as seeds and grow into mature trees that produce more seeds. This pattern represents a
A) food chain
B) life cycle
C) food supply
D) life span
B) life cycle
How long does it take the earth to make one rotation?
A) one week (7 days)
B) one year (365 days)
C) one day (24 hours)
D) about one month (28 days)
C) one day (24 hours)
When a cup of water at room temperature is put in a freezer, the water's state of matter will change from"
A) liquid to gas
B) gas to liquid
C) liquid to solid
D) solid to liquid
C) liquid to solid
Any of the following:
pulley, lever, ramp, wedge