3rd Periodic Test Review in Science 4

Imagine you're in a science class, and your teacher brings out a bar magnet and a box of various objects. A magnet attracting a paperclip is an example of what type of force?

• A force that changes the color of the paperclip.

• A force that has no effect on the paperclip.

• A pulling force.

• A pushing force.

Imagine you're playing with a ball. Which of the following balls would be the easiest to squeeze and change its shape?

• A brick

• A glass bottle

• A sponge

• A steel pipe

Imagine you're playing soccer with your friends. You kick the ball towards the goal. What is the force in this scenario?

• The color of the soccer ball.

• The kick you applied to the ball.

• The size of the soccer ball.

• The speed of the soccer ball.

If you wanted to move a heavy box, which of the following would require the LEAST amount of force?

• Lifting it directly overhead.

• Pulling it up a ramp.

• Pushing it across the floor.

• Pushing it straight up.

Which of the following actions will most likely cause an object to change direction?

• Giving the object a small nudge to the side.

• Pulling the object in a straight line.

• Pushing the object in a straight line.

• Twisting the object.

One sunny afternoon, you're at the beach. You have a colorful sponge for washing your hands after sitting on the sand. What happens when you squeeze the sponge?

• It becomes harder.

• It becomes smaller and flatter.

• It disappears.

• It starts to glow.

Imagine you're building a tower with blocks. You want the tower to be sturdy and not collapse easily. Which of the following materials would be MOST likely to make a stable, rigid tower?

• Cotton balls

• Playdough

• Sand

• Wooden blocks

Imagine you have a toy car on a smooth table. If you push the car gently, it will move slowly. If you push it harder, it will move faster. This demonstrates that:

• All objects move at the same speed.

• Force has no effect on the speed of an object.

• The color of an object affects how easily it moves.

• The harder you push, the faster an object will move.

You're playing with a jump rope while waiting for your P.E. class. You hold one end in each hand and pull them apart. What is the most likely outcome?

• It will become longer.

• It will become shorter.

• It will break immediately.

• It will remain the same length.

You're driving your new car from your town to the beach. You look at your car's odometer at the beginning of the trip and again when you arrive. What are you measuring?

• Direction .

• Distance

• Speed

• Time