Grade 4 Science: 10 Free Practice Questions

Answer: A material that light passes through easily, such as clear glass, is called is called transparent.
The true statement is: "A material that light passes through easily, such as clear glass, is called is called transparent." The other statements contain inaccuracies.

Answer: light energy
A lit light bulb is an example of light energy.

Answer: A inclined plane is a flat, sloped surface that reduces the force needed to raise an object.
The true statement is: "A inclined plane is a flat, sloped surface that reduces the force needed to raise an object." The other statements contain inaccuracies.

Answer: the magnetic field
The magnetic field surrounds the magnet.

Answer: It would increase.
Fewer predators means more mice at first.

Answer: Wind picks up loose sand and carries it across a desert to form new dunes. This is an example of erosion.
The true statement is: "Wind picks up loose sand and carries it across a desert to form new dunes. This is an example of erosion." The other statements contain inaccuracies.

Answer: a chick
Birds develop inside eggs.

Answer: Earth is the only known planet with liquid water and life.
The accurate statement is: "Earth is the only known planet with liquid water and life." The remaining statements each contain an inaccuracy.

Answer: help the fish steer and propel itself through water
A fish's fins help the fish steer and propel itself through water.

Answer: magnetic force passes through some materials
Magnetic force can act through paper.