The changing appearance of the Moon is an example of a
A natural cycle
B transfer of energy
C weather condition
D mechanical force
A natural cycle
An apple falls off a tree and rolls into a stream. The apple floats down the stream and away from the tree. This is an example of
A migration
B seed dispersal
C adapting to the environment
D changing weather conditions
B seed dispersal
Which form of energy would you use to lift your shoes off the ground?
A light
B heat
C mechanical
D sound
C mechanical
This picture shows a crowbar, which is being used as a simple machine to remove a nail.

The crowbar is an example of
A a pulley
B a lever
C a pan balance
D an inclined plane
B a lever
Which statement is an example of a harmful interaction with energy from the sun?
A A teacher uses a calculator powered by sunlight.
B A student gets sunburned at the beach.
C A turtle warms itself on a sunny rock.
D Plant leaves use sunlight to make their own food.
B A student gets sunburned at the beach.
How much time does it take Earth to travel once around the sun?
A one day
B one week
C one month
D one year
D one year
This picture shows two giraffes near a tree.

The two giraffes, trying to get leaves from the tree, are competing for
A food
B space
D sunlight
D air
A food
The force that keeps your shoes from sliding down a tilted board is
A electricity
B magnetism
C friction
D gravity
C friction
Which tool would be used to find the weight of a balloon that is filled with water?
A graduated cylinder
B metric ruler
C spring scale
D thermometer
C spring scale
Two cars are parked outside on a hot, sunny day. The cars are the same size and shape. One car is black and the other is white. They have been parked in the Sun for four hours.
The roof of the black car compared to the roof of the white car is most like
A cooler, because it absorbs more sunlight
B cooler, because it absorbs less sunlight
C warmer, because it absorbs more sunlight
D warmer, because it absorbs less sunlight
C warmer, because it absorbs more sunlight
The Sun appears to rise and set daily due to
A Earth's rotation
B Earth's revolution
C the Sun's rotation
D the Sun's revolution
A Earth's rotation
Which two processes cause the height of a human to increase from birth to adulthood?
A growth and development
B growth and elimination
C respiration and development
D respiration and elimination
A growth and development
This diagram shows four parts of a closed circuit.

Which object is a source of electricity in the closed circuit?
A battery
B lightbulb
C switch
D wire
A battery
This picture shows a simple machine
Which type of simple machine is it?
A lever
B balance
C pulley
D inclined plane

C pulley
A student goes to school in the morning, takes a test, eats lunch, and plays drums. Which of these activities is a life proces
A going to school
B taking a test
C eating lunch
D playing drums
C eating lunch
This diagram shows the changing appearance of an object in space.
The diagram shows the changing appearance of
A the Moon as it revolves around Earth
B Earth as it revolves around the Moon
C the Sun as it revolves around Earth
D Earth as it revolves around the Sun

A the Moon as it revolves around Earth
A camel’s hump stores fat to help the animal survive for up to two weeks without food while walking in the desert. This body structure has helped the camel
A make food
B create a shelter
C adapt to its environment
D blend in with its environment
C adapt to its environment
Which property of a rock can a student best observe by touching with their hand?
A color
B odor
C taste
D texture
D texture

This diagram shows a spring scale. The spring scale is being used to measure the rock's
A temperature
B weight
C length
D volume
B weight
Which example of a nonliving thing is created by humans?
A water
B air
C sunlight
D paper
D paper
How many does does it take Earth to rotate 365 times?
A 1 day
B 1 week
C 1 month
D 1 year
D 1 year
White-tailed deer raise their tails to signal danger to the other deer nearby. This behavior is an example of the deer
A hibernating
B communicating
C reproducing
D migrating
B communicating
A circuit tester is best used to determine an object's
A reflectiveness
B conductivity
C flexibility
D weight
B conductivity
Which metric unit is used to describe an object's length?
A gram(g)
B milliliter(mL)
C centimeter(cm)
D degree Celsius(°C)
C centimeter(cm)
Ice is solid water that has
A a definite shape and a definite volume
B a definite shape, but no definite volume
C no definite shape and no definite volume
D no definite shape, but a definite volume
A a definite shape and a definite volume