Physical Science
What is the process called when a solid turns into a liquid?
Melting
What process do plants use to make their own food using sunlight?
Photosynthesis
What do we call a scientist who studies the weather?
A meteorologist
What do engineers do?
They design and build things to solve problems
What measurement tool is used to find the length of an object?
A ruler
What do we call the force that pulls objects toward the Earth?
Gravity
What is the term for an animal that eats both plants and other animals?
Omnivore
What are large chunks of rock that orbit the Sun, mostly found between Mars and Jupiter?
Asteroids
What kind of engineer designs machines like robots?
A mechanical engineer
If a recipe calls for 2 cups of flour and you double it, how many cups do you need?
4 cups
What type of energy does a moving object have?
Kinetic energy
What is the term for a trait that helps an organism survive in its environment?
Adaptation
What is the process where rocks are broken down by wind, water, or ice?
Weathering
What does a circuit need to allow electricity to flow?
A complete, closed path.
What is the perimeter of a rectangle with sides measuring 5 inches and 3 inches?
16 inches. (5+3+5+3)
What kind of simple machine is a seesaw?
A lever
What is the process by which organisms produce offspring?
Reproduction
What causes day and night?
The rotation of Earth
Why do airplanes have wings shaped the way they are?
To create lift, which helps them fly.
What is the name of a graph that uses bars to compare information?
A bar graph
What is the smallest unit of an element that retains the properties of that element?
An atom
What is the term for a living thing that breaks down dead organisms for energy?
Decomposer
What is the name of the gas that plants take in from the air?
Carbon dioxide (CO₂)
What type of engineer designs buildings, bridges, and roads?
A civil engineer
If a scientist records daily temperatures of 75°F, 78°F, and 80°F, what is the average temperature?
77.67°F.
What is the term for a circuit that has a complete path for current to flow?
A closed circuit
What do we call the food chain’s first source of energy?
The Sun
What is the term for a river of ice that slowly moves across the land?
A glacier
What is the process engineers use to test and improve a design?
The engineering design process
What do we call a set of data shown in a table or a list?
A data set
What is the term for the resistance of an object to any change in its motion?
Inertia.
What is the process where animals sleep for a long period during winter?
Hibernation
Why do we have seasons?
Because the Earth is tilted on its axis as it orbits the Sun
What is a detailed plan or drawing of how something will be built.
A blueprint
If a box of pencils costs $4 and you want to buy 3 boxes, how much will it cost in total?
$12