Science Review Avtivity

_________1.  Which of the following needs force to change?

• direction

• motion

• shape

• all of the above

What kind of objects can be moved by a magnet?

• Objects that are made of metal.

• Objects that are made of paper.

• Objects that are made of wood.

• Objects that are made of plastic.

Which of the following situations does not demonstrate pushing as

                    a force?

• striking a drum

• throwing a ball 

• closing a cabinet

• unplugging a charger

Which of the following shows a pulling force?

• kicking a soccer ball 

• slicing a piece of cake

• getting a book inside your bag

• writing your name on the board

In which of the following situations do you need to exert the most

                    force?

• riding a skateboard 

• pressing the doorbell 

• lifting a wooden chair

• pushing an empty grocery cart

          When a tennis player strikes the ball toward the opponent, he or she

                    is using force to _________________.

  

• stop the ball from moving

• change the size of the ball

• change the shape of the ball

• change the direction of the ball

In which of the following situations do you to exert the least force?

  

• folding a handkerchief

• carrying a basket of fruits

• flattening a pizza dough

• pounding a rock using a hammer

How can you tell if an object has been moved by a magnet?

            

• The object becomes lighter.

• The color of the object changes.

• The position of the object changes.

• The material of the object changes.

Which of the following does not show safety mesures when doing

                    physical activities at home or in school?

             

• Pass one at a time when going inside the classroom.

• Know the different fire or emergency exits in the school.

• Climb and hide inside cabinets, or step on the chairs and tables.

• Stay away from off-limit areas like along the stairs or the kitchen.

Which of the following statement is not true about force?

• Force can stop the motion of an object.

• Force can change the direction of a moving object.

• Force can change the shape and size of an object.

• Force of magnet can attract objects like ruler and eraser.