Arnell is learning about magnets. Which of the following is the best example of an evidence-based scientific observation about magnets that can be tested?
A. A magnet will not pick up plastic paper clips.
B. Magnetic force is similar to the force of gravity
C. People love to use magnets on their refrigerators.
D. Magnets will no longer be used in one hundred years.
A. A magnet will not pick up plastic paper clips.
The drawing shows mangrove trees just off the Florida coast. The roots provide a habitat for youngfish and other aquatic animals. Which of the following would be most likely if one group of mangroves were removed?
A. Some of the young animals would move to another group of mangrove trees
B. Most of the young animals would grow up in the open ocean.
C. All the young animals would find a way to survive.
D. Most of the young animals would move onto land.
A. Some of the young animals would move to another group of mangrove trees.
Len writes a note about the power to set things in motion or make them change. Which of the following words goes in the large box?
A. energy
B. friction
C. force
D. mass
A. energy
How will weather conditions most likely change as you climb up a mountain?
A. the humidity will decrease
B. the air pressure will increase
C. the temperature will decrease
D. the wind will change directions
C. the temperature will decrease
Which of the following best describes a similarity between the skin of a human and the scales of a fish?
A. both clean blood
B. both give support
C. both provide protection
D. both provide gas exchange
C. both provide protection
Manuel and Chris are investigating the kinds of flowers that attract butterflies. They took a survey of people who work at local garden shops and nurseries. What is the best reason they should take careful notes about how they carry out their survey?
A. so they do not leave out any steps
B. so they can take out answers they do not like
C. so their conclusions can e checked with another survey
D. so they can decide whether they want to finish their investigation
C. so their conclusions can be checked with another survey
In the spring, male white-tailed deer grow antlers. Which is the best explanation for this seasonal change?
A. for protection
B. to attract a mate
C. for better camouflage
D. to have a longer life cycle
B. to attract a mate
Which of the following groups could be categorized by their shared physical properties?
A. strawberry, cucumber, concrete
B. cucumber, lemon, strawberry
C. strawberry, milk, concrete
D. cucumber, broccoli, lime
D. cucumber, broccoli, lime (color)
Which planet most likely has more moons than the others?
A. Earth
B. Jupiter
C. Mars
D. Venus
B. Jupiter
Human organs are differentiated parts of an organism, such as an eye, wing, or leaf, that perform a specific function. Which body organ removes cell waste from the blood?
A. the kidney
B. the pancreas
C. the small intestine
D. the large intestine
A. the kidney
Four people are doing an experiment to see whether all parts of the skin have the same amount of feeling. The table shows what each person did. Which person collected the data?
A. Anne
B. Hope
C. Cassie
D. Max
D. Max
Marcie plants some seeds inside of a container in her kitchen. when the seeds start to grow, they start bending toward the kitchen. Why is this happening?
A. The plants are growing toward the air.
B. The plants are growing toward gravity.
C. The plants are growing toward the light.
D. The plants are growing toward the water.
C. The plants are growing toward the light
Which of the following is an example of friction producing heat?
A. getting a sunburn
B. taking a warm bath
C. melting a bag of marshmallows
D. rubbing sticks together to start a fire
D. rubbing sticks together to start a fire
A teacher shows a globe to her class. She spins the globe around 360 degrees on the stand. Which of these did she model for the class?
A. a day
B. a year
C. a month
D. a season
A. a day
Heart muscles contract and relax. What is the most important effect of these motions on the human body?
A. heart beat follows a rhythm
B. energy is generated for other organs
C. blood is pushed through blood vessels
D. heart is muscle that needs the exercise
Tammy is investigating whether a person’s height remains the same all day long. She is going to measure the heights of 5 of her friends at different times of the day. What best describes the type of investigation Tammy is doing?
A. demonstration
B. experiment
C. interview
D. survey
B. experiment
Bayle has a packet of seeds that he accidently left out in the rain. The seeds have begun to sprout. Which part of the life cycle of a plant has occurred?
A. dispersal
B. fertilization
C. germination
D. pollination
C. germination
Olivia left a cup of water outside on a hot day. She forgot about it, and when she came back the next day, there was no water in the cup. What happened to the water?
A. The water melted
B. The water turned into ice
C. The water evaporated into the air.
D. The water was absorbed by the cup.
C. the water evaporated into the air.
Gary has drawn several models for astronomy class. After a week, which model would not look the same?
A. the Big Dipper in the night sky
B. the tilt of the Earth on its axis
C. the distance of Earth from the Sun
D. the appearance of the Moon from Earth
D. the appearance of the Moon from Earth
What is the function of the bladder in the human body?
A. to store urine
B. to filter the blood
C. to absorb nutrients
D. to break down food
A. to store urine
What is the best reason why Basil should record all the steps of his experiment in his report of the results?
A. to test each type of fruit juice the same way.
B. to be sure the experiment can be repeated to confirm the results
C. to be sure he uses the same amount of fruit juice for each test
D. to be sure he does not repeat the test using the same fruit juice twice
B. to be sure the experiment can be repeated to confirm the results
Observe the foot of the bird in the drawing. For what function is the bird the most likely adapted?
A. climbing
B. percing
C. swimming
D. walking
C. swimming
Aiden is testing ways to fly a paper airplane. Each time he attempts to fly the airplane, it drops to the ground. What force is causing the airplane to fall?
A. balanced forces
B. acceleration
C. magnetism
D. gravity
D. gravity
Florida has many springs where people can swim and explore. These springs lead to the aquifer system, and many of these springs are protected by the park services. Which of these resources do we get from our springs?
A. oil
B. wind energy
C. solar energy
D. clean drinking water
D. clean drinking water
Which organ controls all other organs in the human body?
A. brain
B. heart
C. liver
D. lungs
A. brain