Worksheets3rd Quarter Quiz 1-Riveting Gnatcatcher
Total questions: 19
Worksheet time: 38mins
Which of the following objects is a magnetic object?
A. golden crown
B. steel cable
C. Copper pan
D. Silver coin
Which of the following substances is a magnetic metal used in making blue paint and jet engines?
A. Cobalt
B. Nickle
C. Copper
D. Steel
Which of the following substances is the only nonmagnetic metal?
A. Nickle
B. Cobalt
C. Copper
D. Silver
Which of the following statements best describes a magnetic object?
A. any object that does not have wood or rubber
B. any object that has metal in it
C. any object that has iron, cobalt or copper
D. any object that is attracted to magnets
Which of the following statements is true?
A. All metals are attracted to magnets.
B. All magnetic materials are magnets.
C. All magnets are magnetic object
D. All magnets will stick to metals.
Which best describes a nonmagnetic object?
A. any object that attracts magnets
B. any object that has wood component
C. any object that is not made of iron
D. any object without any magnetic metal
How will one know if an object is magnetic or nonmagnetic?
A. If a magnet is placed near the object and it does not stick, then it is nonmagnetic.
B. If a magnet is placed near the object and it does not stick, then it is magnetic.
C. If a magnet is placed near the object and it sticks, then it is nonmagnetic.
Rita accidentally left a magnet on her talking plush toy. She noticed that it did not fall even when she lifted the teddy bear. What could be inferred from the situation?
A. The talking plush toy has at least one magnetic component.
B. The talking plush toy is made of a nonmagnetic metal.
C. The magnet placed in the plush toy is a nonmagnetic material.
D. The talking teddy bear is heavy and metallic.
Randy wants to find out if the metal he is holding is magnetic or nonmagnetic. What question would lead him to find out if it is magnetic or nonmagnetic?
A. Is the metal heavy or light?
B. Will a nonmagnetic material sticks on the magnet?
C. Will a magnet stick on the metal?
D. Does it have iron, nickel, or copper?
Jovy is sure that his toy is a nonmagnetic object. Which of the following reasons made him so sure?
A. It is not attracted to a magnet.
B. It is not made of iron, copper, or copper.
C. It is not as hard as a metal.
D. It is not as shiny as the steel.
What is magnetism?
A. It is the space where magnets act on.
B. It is the material in magnets that has force.
C. It is the space where poles are located.
D. It is the force exerted by magnets.
Which is not a part of an electromagnet?
A. electricity supply
B. coil of wire
C. magnetite
D. iron center
Which is not true about magnets?
A. All magnets have two poles.
B. All magnets are made of iron.
C. All magnets can attract magnetic materials.
D. All magnets can repel other magnets.
A bar magnet fell on the floor and broke into three. What happens to the three smaller magnets?
A. The magnets will have three different poles each.
B. The magnets will grow back to their original size.
C. The middle piece will have no pole while the other two will still have two poles each.
D. The broken magnet will form three magnets with two poles each.
Which explains why magnets can act on objects even when they are not touching?
A. Magnets can exert force in the space around them.
B. Magnetic force acts within the magnetic field, which surrounds the magnet.
C. Magnetic field makes the poles of magnets stronger.
D. Magnetic poles are in the objects they act on
What can happen when two north (N) poles are placed near each other?
A. The magnets will lose their magnetic field.
B. The magnets will attract each other.
C. The magnets will move away from each other.
D. The magnets would repel each other.
A bracelet worn by Gela is kept closed by two magnets that stick together. Which of the following statements is true based on the given situation?
A. The magnets are keeping the bracelet closed using a pushing force.
B. The magnets show a force of attraction that holds the bracelet.
C. The magnets in the bracelet are electromagnets.
D. The magnets that close the bracelet have unlike poles.
Two magnets are placed on a table, but no movement was observed between them. What could be inferred from the situation?
A. The magnetic field between magnets is too strong that is why no movement was observed.
B. The magnetic field between magnets is close to each other.
C. The magnetic field between magnets does not reach each other.
D. The magnetic field between magnets does not permit attraction or repulsion.
Roy was watching a metal crane pick up large car parts in a junk yard. The machine picks up car parts then drops them off into a giant bin. Roy knows that the crane has an electromagnet. Which shows how it works in that situation?
A. The electromagnet is powered by electricity to pick up car parts. When it is turned off, the car parts are dropped.
B. The electromagnet picks up car parts. The car parts repel the magnet to push it away.
C. The electromagnet pulls up car parts. The car parts repel it away.
D. The electromagnet pushes the car parts. When the electricity is off, it repels the car parts.
