Science Skills Assessment

Which of the following is a living organism: a rock, a tree, or a cloud?

• water

• rock

• tree

• sun

What is the state of matter of water at room temperature?

• Solid

• Gas

• Liquid

• Plasma

Describe the state of matter of a balloon filled with helium gas.

• Liquid

• Gaseous

• Solid

• Plasma

What force causes a ball to fall to the ground when dropped?

• Friction

• Gravity

• Inertia

• Magnetism

Explain the concept of friction and provide an example.

• Friction is only present in liquids.

• Friction is the force that opposes the motion of an object when it is in contact with another object. An example is the friction between a book and a table surface.

• Friction is the force that propels an object forward.

• An example of friction is the attraction between two magnets.

Identify the force that keeps planets in orbit around the sun.

• Wind

• Magnetism

• Friction

• Gravity

Name a living organism that undergoes metamorphosis during its life cycle.

• Butterfly

• Grasshopper

• Caterpillar

• Frog

What is the state of matter of ice cream?

• plasma

• gas

• solid

• liquid

How does gravity affect the motion of objects on Earth?

• Gravity makes objects on Earth float in the air

• Gravity affects the motion of objects on Earth by causing them to accelerate towards the ground at a rate of 9.8 m/s^2.

• Gravity causes objects to move sideways on Earth

• Gravity has no effect on the motion of objects on Earth

Give an example of a non-living thing that can move due to external forces.

• Rock

• Book

• Chair

• Kite