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WorksheetsChapter 4 study guide
Total questions: 20
Worksheet time: 20mins
What is the main source of heat and light on planet Earth?
The sun
The wind
Volcanoes
Stars
The Sun provides most of the energy for changes on the surface of the Earth. As the Sun produces light, it loses some of its energy, but a small amount of its energy is
Used to create stars.
Transferred to other galaxies.
Transferred to the Earth.
Used to warm water.
Elizabeth and Nick both study a caterpillar for 5 minutes. When they are done, Nick says that the caterpillar had six legs, but Elizabeth says it had ten. What should they do next?
Decide that were ten legs.
Guess how many legs there were.
Study it again.
Decide there were six legs.
For a satellite to stay in orbit around Earth, it has to be moving forward very fast all the time. What force will make it fall to Earth if it goes too slowly.
The magnetic force from Earth's North Pole.
The Earth's gravity.
The Sun's gravity.
The force of friction.
Cynthia gets two glasses of cold water. She sets both glasses down. She sets one in the sunlight and the other in the shade. As the glasses of water sit, what will happen to the temperature of the water?
The water will get warmer. The glass in the sun will be warmer than the glass in the shade.
The water in the glass in the shade will get cooler. The water in the glass in the sun will get warmer.
The water in each glass will get warmer until it boils.
The water in both glasses will stay cold.
It is easier to ride a bicycle down a hill than to ride up a hill because ______ helps the bicycle move down the hill.
gravity
magnetism
friction
rotation
A black car is sitting out in the daytime Sun for several hours. Over this time, the car's surface gets very hot. What will happen after the sun goes down.
The car's surface will stop gaining energy from the Sun, and it may start to cool.
The car's surface will get much warmer, and it will only cool off with the car is driven.
The car's surface will stay at the same temperature whether or not the Sun's light reaches it.
The car's surface will continue to get warmer at the same rate.
Taylor placed four different cups of sand at different locations in his classroom. if he measures the temperature of the sand in each cup after one hour, which cup of sand is most likely to have the highest temperature?
The sand in the location that is the highest.
The sand in the location that is the darkest.
The sand that is the wettest.
The sand in the location that has the most sunlight.
Gravity pulls on all objects. Which of these animals does gravity pull on the most force.
A mouse.
A person.
An elephant.
All of these.
Sergio places a cup of water outside on a clear summer day. The water heats up. The energy that is heating the water comes from the Sun is known as ______.
gravity
sound energy
electricity
radiant energy
Gravity is the force that pulls things (including people) down towards the surface of the Earth. What happens to gravity when someone jumps up?
The force of gravity is briefly overcome by the jump.
Gravity becomes weaker.
The downward pull of gravity is changed into an upward push.
The force of gravity disappears for a moment.
Science experiments usually begin with
charts and graphs
a question
a conclusion
an answer
Humans have been able to build rockets that are powerful enough to escape the effects of Earth's gravity and reach outer space. This demonstrates that Earth's gravity _____.
Can be overcome.
changes from place to place.
it is too powerful to be overcome.
changes from time to time.
What keeps objects on Earth from floating into space?
stars
sun
clouds
gravity
Jack went camping in the San Juan National Forest in Southwest Colorado. He noticed that he could wear a t-shirt outside during the day, but had to bundle up during the night when the temperatures fell below freezing. Why is the temperature cooler during the nights than during the days?
Colorado is facing away from the Sun during the night.
Colorado is facing away from the moon during the day.
Colorado is facing towards the moon during the day.
Colorado is facing towards the sun during the night.
Leo is planning on doing an experiment to see how fast objects fall to Earth. What should Leo do during his experiment?
homework
listen to the radio
eat a snack
keep an accurate records
A weather report gives the temperature during the day and the temperature at night.
Day- 85 degrees
Night- 52 degrees
Why is the night usually lower than the temperature during the day?
People like it to be cooler when they sleep at night.
At night there is no heat from the Sun to warm the air.
People do not turn heaters on at night.
At night there is more heat energy on the Earth than the Sun.
The force of _____ pulls objects down to Earth.
Movement
Speed
Gravity
Heat
Which of the following things should you do during every scientific investigation?
Record your observations
Rush to be the first one finished
Change your observations to make your prediction seem correct.
Wear earmuffs.
Data is information that scientists use to help them answer questions and solve problems. Which of the following are ways to get data?
make observations
do an experiment
ask an expert
all of these
