Physical Science
What force pulls objects toward Earth?
gravity
What are the 5 parts of a plant?
roots, flower, stem, fruit, leaves
What is molten rock called when it is inside the Earth?
Magma
Name one thing engineers might design?
bridges, buildings, machines, cars, or robots
What planet do we live on?
Earth
What are three states of matter?
Name an example for each.
solid, liquid, and gas
What do we call animals that only eat plants?
Herbivores
What is the process of water turning into vapor called?
Evaporation
What simple machine helps lift heavy objects using a rope and wheel?
Pulley
What star is closest to Earth?
What happens to water when it freezes?
It turns into ice (a solid)
What gas do humans breathe in that plants produce?
Oxygen
What layer of the Earth do we live on?
The crust
What do we call instructions that tell a computer what to do?
A program or code.
What planet is known as the Red Planet?
Mars
What form of energy comes from the sun?
solar energy
WHat part of the plant makes food using sunlight?
What is the process called?
Leaves; photosynthesis
What type of rock forms from cooled lava or magma?
Igneous rock
What type of robot is often used to explore planets?
A rover
What object orbits a planet?
A moon (satellite)
What simple machine is a ramp?
An inclined plane
What organ pumps blood through the body?
The heart
What instrument measures earthquakes?
A seismograph
What technology stores electricity for later use?
A battery
WHat galaxy contains Earth?
The Milky Way