Parental Genetics
Which is a trait that a child can inherit from its parents?
A. eye color
B. a broken leg
C. length of hair
D. language skills
A. eye color
Which has the greatest effect on the color of a young eagle’s eyes?
A. parents
B. nest
C. diet
D. behavior
A. parents
Which is a force that keeps Earth in orbit around the Sun?
A. friction
B. gravity
C. radiation
D. magnetism
B. gravity
How fast was a train moving if it traveled 100 meters in 10 seconds? (speed = distance ÷ time)
A. 1 meter per second
B. 10 meters per second
C. 90 meters per second
D. 100 meters per second
B. 10 meters per second
This graph shows how far a runner is at different times during a race.
During what part of the trip did the runner move the fastest?
A. 0 min to 10 min
B. 10 min to 30 min
C. 40 min to 60 min
D. 70 min to 80 min
A. 0 min to 10 min
A soccer player kicks a soccer ball across a field. Which factor has the MOST effect on the distance the soccer ball travels?
A. the color of the ball
B. the force of the kick
C. the length of the field
D. the temperature of the air
B. the force of the kick
Which physical characteristic of a puppy is MOST likely inherited from its parents?
A. coat color
B. desire to play fetch
C. body weight
D. ability to follow commands
A. coat color
Which is an inherited characteristic of a tree?
A. a broken branch on a pine tree
B. a hollow in an oak tree
C. a scar on a maple tree
D. a thick trunk on a pecan tree
D. a thick trunk on a pecan tree
Otto pushed a toy car across a floor. The car traveled fast across the wood, but it slowed to a stop on the carpet. Which BEST explains what happened when the car reached the carpet?
A. Inertia decreased.
B. Gravity increased.
C. Friction increased.
D. Magnetism decreased.
C. Friction increased.
A 30 gram ball rolls along a flat surface at a constant speed in the same direction over 4 meters in 20 seconds. Which is the speed of the ball? (speed = distance ÷ time)
A. 0.2 meters per second
B. 0.5 meters per second
C. 20 meters per second
D. 80 meters per second
A. 0.2 meters per second
This graph shows the motion of a bus for 5 minutes.
How far did the bus travel in 4 minutes?
A. 500 m
B. 800 m
C. 1000 m
D. 2000 m
D. 2000 m
John pushed two identical toy cars across the same flat smooth floor. Why did both cars travel the same distance?
A. because he pushed the cars at the same time
B. because he pushed the cars at different times
C. because he applied different forces to the two cars
D. because he applied the same force to each of the two cars
D. because he applied the same force to each of the two cars
Which human trait is MOST likely inherited from a parent?
A. learning to ride a bike
B. holding a spoon
C. reading a book
D. height
D. height
Which statement BEST describes a learned characteristic in a dog?
A. A dog scratches at a door to go outside.
B. A dog has floppy ears.
C. A dog pants to cool itself on a hot day.
D. A dog has a dark coat.
A. A dog scratches at a door to go outside.
What keeps Earth in orbit around the Sun?
A. the inertia of the Moon
B. the location of Earth’s orbit
C. the speed of Earth’s rotation
D. the Sun’s gravitational pull
D. the Sun’s gravitational pull
Mike and Rachel ride their bikes 1 mile to the park and then ride their bikes 1 mile to the store. It takes them longer to get to the park than it takes to get to the grocery store. Which can most likely be concluded?
A. Mike and Rachel biked faster to the park.
B. Mike and Rachel biked faster to the store.
C. Mike and Rachel went a different way to the park and the store.
D. Mike and Rachel biked the same speed to the park and the store.
B. Mike and Rachel biked faster to the store.
Two sailboats are moving as shown in the graph below.
Which statement is correct based on the data in the graph?
A. Boat A traveled faster than Boat B.
B. Boat B traveled faster than Boat A.
C. Boat A traveled for a longer time than Boat B.
D. Boat B traveled for a longer time than Boat A.
A. Boat A traveled faster than Boat B.
How will the force needed to move an object be affected if the mass of the object changes from 100 kilograms to 200 kilograms?
A. The force needed to move the object would be tripled.
B. The force needed to move the object would be doubled.
C. The force needed to move the object would remain the same.
D. The force needed to move the object would be reduced by half.
B. The force needed to move the object would be doubled.
What determines if twins are identical?
A. their genes
B. their behavior
C. their environment
D. their personalities
A. their genes
A dog rolls over and receives a treat. The dog rolls over again. This is an example of
A. learned behavior.
B. adaptive behavior.
C. inherited behavior.
D. instinctive behavior.
A. learned behavior
Paco throws a ball. What force pulls the ball down toward the ground?
A. friction
B. gravity
C. inertia
D. momentum
B. gravity
Sarah ran 250 meters in 30 seconds on Monday. On Tuesday, Sarah ran 300 meters in 30 seconds. How much faster was Sarah’s speed on Monday than Tuesday? (speed = distance ÷ time)
A. 1.7 meters per second
B. 8.3 meters per second
C. 10.0 meters per second
D. 18.3 meters per second
A. 1.7 meters per second
A toy robot moved from a starting point and traveled in a straight line at different speeds. Then the robot turned around and traveled in a straight line at different speeds as it returned to its starting point.
Which sentence describes the motion of the robot between seconds 3 and 4?
A. The robot was moving away from the starting point.
B. The robot was moving toward the starting point.
C. The robot was stopped in one place away from the starting point.
D. The robot was moving back and forth around the starting point.
C. The robot was stopped in one place away from the starting point.
Henry was helping his dad with a project outside. Henry pulled a wagon full of bricks across the yard. He took the bricks out of the wagon to use for their project. Henry then pulled the wagon back across the yard to refill it. Which did Henry most likely observe about the wagon?
A. The wagon full of bricks needed more force to be moved because it had less mass.
B. The wagon full of bricks needed less force to be moved because it had more mass.
C. The empty wagon needed more force to be moved because it had more mass.
D. The empty wagon needed less force to be moved because it had less mass.
D. The empty wagon needed less force to be moved because it had less mass.
By artificial selection, certain traits have been selected to be passed on to the offspring in certain tomato plants. Which traits have been strongly influenced by genetics in these tomato plants?
A. length of the vines
B. depth of the plant roots
C. direction the plant grows
D. color and shape of the fruit
D. color and shape of the fruit
20. Which characteristic of a kitten is an acquired trait due to environmental influences?
A. cleaning its ears
B. sleeping on a chair
C. sharpening its claws
D. meowing when it is hungry
C. sharpening its claws
Jason plays a game with a tower of blocks. Jason removes as many blocks as he can from the middle of the tower while it remains standing. the picture shows the tower at two different times during the game. Which BEST explains why the tower remains standing with blocks missing?
A. friction
B. gravity
C. magnetism
D. balanced forces
D. balanced forces
Greg’s family is planning a trip, and want to choose the method of transportation that travels with the most speed. Which should Greg’s family choose? (speed = distance ÷ time)
A. a bus traveling 60 km every two hours
B. a car traveling 60 km every four hours
C. a train traveling 120 km every four hours
D. a plane traveling 120 km every two hours
D. a plane traveling 120 km every two hours
This graph shows how a delivery truck traveled in one workday.
How far did the truck travel from hour 4 to hour 5 of its delivery schedule?
A. 0 km
B. 50 km
C. 100 km
D. 150 km
A. 0 km
Mason pushed a cart containing a stack of textbooks and stopped suddenly. Which would most likely happen to the books on the cart?
A. The books would slide sideways off of the cart.
B. The books would slide off the front of the cart.
C. The books would slide off of the back of the cart.
D. The books would stay stacked until the cart moves again.
B. The books would slide off the front of the cart.