What is motion?
When an object changes position or moves from one place to another.
What is energy?
The ability to do work or cause change.
What is a wave?
A way energy moves through matter or space.
What part of the plant makes food using sunlight?
Leaves.
What force pulls objects toward Earth?
Gravity.
What do we call a push or a pull that can make an object move?
A force.
What type of energy comes from the Sun?
Solar energy.
What kind of waves let us hear sounds?
Sound waves.
What part of the plant takes in water and nutrients from the soil?
Roots.
What energy change happens when you turn on a lamp?
Electrical or light energy.
If you kick a soccer ball harder, what happens to its speed?
It moves faster
What type of energy is stored in food that our bodies use?
Chemical energy.
What type of wave is a sound wave? Longitudinal or Transverse?
Longitudinal.
What gas do plants take in from the air to make food?
Carbon dioxide.
Why do plants need sunlight?
To make food through photosynthesis.
What tool can scientists use to measure how fast something moves?
Stopwatch
What type of energy does a moving object have?
Kinetic energy.
What kind of waves allow us to see things?
What process do plants use to make their own food using sunlight?
Photosynthesis.
If you pluck a guitar string, what is created that travels through the air to your ears?
Sound waves.
What happens to motion when friction acts on a moving object?
Friction slows it down.
Energy that is stored and ready to be used is called what?
Potential energy.
What happens when light bounces off an object?
Reflection.
What part of the plant helps it reproduce by making seeds?
Flower.
How does sound energy transfer from the source to our ears?
vibrations create sound waves that transfer energy from the source to our ears.