Fossils
What caused the mass extinction of dinosaurs and 75% of other organisms 365 million years ago?
A meteorite impact
Give an example of a learned behavior in humans.
Talking, walking, playing sports, etc.
Which planet is the largest?
Jupiter
There are different characteristics for each state of matter. Describe the difference between a solid and liquid.
Solids have a definite volume and liquids do not.
If you push a soccer ball and a bowling ball with the same amount of force on the same surface, which ball will move the greater distance and why?
Soccer ball; it has less mass
A school was having a new addition put on. Once the ground was dug up, his teacher brought his class out to examine the rock layers exposed in the ground. They were able to see fossils such as fish, clams, and coral. What does this tell them about the environment many years ago?
An ocean was once in this area.
Give an example of an animal with an inherited behavioral trait.
Butterflies in their cocoon
Dogs barking when scared
Birds building nests
Earth and Saturn are both planets orbiting the sun. Which of these features do the two planets have in common?
A. They have a thin atmosphere.
B. They rotate on an axis.
C. They have the same diameter.
B. They rotate on an axis
Which of the following is a physical change? Explain.
1. Iron rusting on a car
2. Cooking eggs
3. Ice melting
4. Tomato rotting
Ice melting
This describes an example of an object in motion that has inertia.
Sample answer: flying forward when you slam on the breaks of your car.
Which of the following could cause mass extinction?
A. Heavy thunderstorm
B. No rain for long periods of time
C. Alternating dry and wet seasons
D. Rainy seasons followed by a short dry period.
B. No rain for long periods of time
A litter of rabbits is born in an area with lots of snow all year. Two babies are white and two are brown. Which rabbits will have a better chance of survival? Why?
White rabbits; they are able to camouflage into their environment
Planets are classified as either inner planets or outer planets based on their distance from the sun. What is found between the inner planets and the outer planets?
A. Asteroids
B. Moons
C. Stars
Asteroids
A cup holds 150 grams of liquid water and 50 grams of ice. What is the mass of the liquid water once all of the ice has melted?
200 Grams
These two factors affect the force of gravity.
Mass and distance
If you have five rock layers (1 is the top and 5 is the bottom),how could you explain the relative age of rock layer 3?
Rock layer 3 is younger than layers 4 and 5 but older than layers 1 and 2.
What is a term for a section of a DNA molecule that carries information for traits such as hair and eye color?
Genes
While looking at the sky one night, Bevan saw a streak of light. Bevan's father told him that the light was produced by a small chunk of rock passing through Earth's atmosphere. What did Bevan see?
Meteor
Matter may be a solid, liquid, or a gas. It can change from one state to another state. Why does MOST matter change states?
Temperature
The acceleration of a football has a value of 9. The force that starts the football moving has a value of 63 Newton’s. What is the football’s mass?
Which time period is known as the age of the dinosaurs?
Age of mammals?
Age of fish?
Mesozoic
Cenozoic
Paleozoic
Give an example of a living thing's environment affecting its physical characteristics.
A flower not growing in the shade
A flamingo turning pink due to it's diet
A _________ is a chunk of frozen gases, rock, ice, and dust. It has a tail that points ___________ from the sun.
Comet; away
Liquids have a ________ shape and a ________ volume. The particles are __________ __________ and move ________________.
Non definite
Definite
Close together
A little
This is the force that a spring scale measures when you hang something from it up in the air.
Gravity