Energy and Motion
Which best describes the type of energy that a bike has when it travels on a flat sidewalk?
What is Kinetic energy
Where does geothermal energy come from?
a. water
b. wind
c. sun
d. inside the earth
What is d. inside the earth
A __ is an instrument that detects and measures waves produced by earthquakes.
A. Calculator
b. digital sound level meter
c. Seismograph
What is c. seismograph
Mimicry occurs when
a. an animal sleeps during the day and is active at night.
b. one organism imitates another organism.
c. an organism cannot adapt to an environment.
What is b. one organism imitates another organism.
A method of communication that uses short and long signals to represent letters is called ___________.
What is Morse Code.
If two puppies pull on a plastic ring with equal force, the ring does not move. This is an example of _______.
What is balanced forces.
Dolphins communicate using special vibrations and sounds. How is this possible?
a.dolphins have very good hearing.
b. The energy is transferred from one dolphin to another through sound.
What is b. The energy is transferred from one dolphin to another through sound.
Which best describes how earthquakes and volcanoes shape the land?
a. They can destroy things, but they can also build up the land.
b. Only weathering and erosion can change the land.
What is a.They can destroy things, but they can also build up the land.
Which is not a basic need of plants?
a. shelter
b. sunlight
c. water
d. space
What is a. shelter
What is this describing? A bat sends out a high-pitched sound and waits for the sound to bounce back off its prey.
a. communication
b.echolocation
What is b.echolocation
The law of conservation of energy states that energy cannot be _blank_ or _blank_.
What is created or destroyed.
How does heat travel from the Sun to Earth?
a. radiation
b. convection
What is a. Radiation
An earthquake is usually caused by a _blank_.
a. landslide
b. large storm
c. movement along a fault
What is C. Movement along a fault
Which adaptation will help an organism find food?
a. thick fur
b. strong jaws
c. a shell
d. a sense of smell
What is d. a sense of smell
Cats have a strong sense of smell and rely on it for important activities. How might the cat's sense of smell help it survive?
a. The shape of a mouse causing it to hunt.
b. The scent of a mouse causing it to hunt.
c. The scent of a dog causing it to hunt.
d. The shape of a dog causing it to hut.
b. The scent of a mouse causing it to hunt.
The more friction between colliding objects, the __ heat produced during a collision.
What is More
A classroom has a tropical fish tank. The students notice that the tank has a light in it. The teacher says the light is to keep the fish warm. Which sentences best explain how the light keeps the fish warm?
a.The light's energy provides food for plants in the tank.
b. The light's energy increases the temperature of the water.
What is B. The light's energy increases the temperature of the water.
A group of students are designing a model house that is safe in strong winds. Which house would be the safest?
a. a house made of toothpicks
b. a house made of bricks
c. a house made of linking cubes
What is c. a house made of linking cubes
Which structures help a plant to reproduce? Select all that apply.
a. flower
b. bulb
c. stomata
d. cone
What is a, b, d .
(1 point for each correct letter)
Which code uses a series of O's and 1's to store data?
What is Binary code.
Which has the most kinetic energy?
A. A wagon moving at 2 meters per second
b. A wagon moving at 6 meters per second
c. A wagon moving at 8 meters per second
What is c. A wagon moving at 8 meters per second
A boy, who was at a very loud motorcycle race, said he could feel the motorcycles vibrate his body, even though he was not touching them. How is this possible?
a. The energy was transferred to the boy's body through sound.
b. the motorcycle sent electrical currents through the boy's body.
What is a. The energy was transferred to the boy's body through sound.
What structures can be used to help a building resist the lateral forces of an earthquake?
a. bracing
b. shear wall
c. brick
What is b. shear wall
The shark's teeth and a bird's beak are examples of ________ ____________.
What is EXTERNAL structures.
Abigail is conducting research on the nervous system. She has found that an animal's response is coordinated by the central nervous system. Which statement helps Abigail explain how the body reacts to a stimulus?
a. Different sensory receptors can detect different types of stimulus from the environment.
b. All animals have the same reaction to a stimulus.
What is a. Different sensory receptors can detect different types of stimulus from the environment.