1.
The earth is
Correct Answer
B. SpHerical.
Explanation
The earth is described as spherical because it is a nearly perfect sphere, meaning it is round and symmetrical. This is supported by various scientific evidence, such as the Earth's gravitational pull, which is consistent with a spherical shape. Additionally, observations of Earth from space show a curved horizon, further indicating its spherical nature. The concept of a cylindrical, rectangular, or cubic Earth is not supported by scientific evidence and is not consistent with our understanding of the planet's physical properties.
2.
What material can a throb be made of?
Correct Answer
D. Cotton
Explanation
A throb can be made of cotton because cotton is a soft and breathable material that is commonly used in clothing and textiles. It is comfortable to wear and can easily absorb moisture, making it suitable for items that come in contact with the skin. Additionally, cotton is a durable material that can withstand regular use and washing.
3.
Which object is rectangular and made of wood?
Correct Answer
D. A door
Explanation
A door is rectangular and made of wood.
4.
How much does a pen weigh?
Correct Answer
A. 10 g
Explanation
The correct answer is 10 g because a pen is typically a lightweight writing instrument that is made of plastic or metal, and it does not weigh as much as 100 g, 10 kg, or 100 kg.
5.
Which of the following describes tape?
Correct Answer
D. It is clear and made of plastic.
Explanation
The correct answer is "It is clear and made of plastic." This answer accurately describes tape as being clear, which means it is transparent or see-through. Additionally, it specifies that tape is made of plastic, which is a common material used in the production of tape.
6.
What does Larissa have in her blue bottle?
Correct Answer
C. Some water
Explanation
Larissa has some water in her blue bottle.
7.
What shape is Larissa's blue bottle?
Correct Answer
B. Cylindrical
Explanation
Larissa's blue bottle is described as "cylindrical." This means that the bottle has a shape that is characterized by straight sides and a circular base and top. It is similar to a cylinder, which is a three-dimensional geometric shape. The term "cylindrical" indicates that the bottle has a cylindrical shape, rather than being spherical, round, or rectangular.
8.
What object is cubic?
Correct Answer
D. A die
Explanation
A die is cubic because it is a small object with six sides, each side having a different number of dots ranging from one to six. The shape of a die is a cube, with equal dimensions on all sides, making it a perfect example of a cubic object.
9.
Which describes scissors?
Correct Answer
B. They are made of metal and plastic.
Explanation
The correct answer is "They are made of metal and plastic." This answer is correct because scissors, in general, are made of both metal and plastic materials. Metal is used for the blades and the pivot point, while plastic is used for the handles, providing a comfortable grip.
10.
Which object is cylindrical, and made of metal and plastic?
Correct Answer
A. A flashlight
Explanation
A flashlight is cylindrical in shape and can be made of both metal and plastic materials. It is commonly designed with a cylindrical body and a handle for easy grip. Flashlights are often made with a combination of metal and plastic components to provide durability and functionality.
11.
What is a tissue made of?
Correct Answer
C. Paper
Explanation
Tissues are typically made of paper. Paper is a lightweight material made from wood pulp, which is processed and pressed into thin sheets. These sheets are then cut and folded to create tissues. Paper is chosen as the material for tissues because it is soft, absorbent, and disposable, making it suitable for use in personal hygiene and cleaning.
12.
A DVD is
Correct Answer
B. Round and made of plastic.
Explanation
The correct answer is "round and made of plastic." This is because DVDs are typically circular in shape and made of a durable plastic material. The round shape allows for easy rotation and compatibility with DVD players, while the plastic material provides protection for the data stored on the disc.
13.
How much does a car weigh?
Correct Answer
C. 1 500 kg
Explanation
The weight of a car is typically measured in kilograms. Among the given options, the closest estimate to the average weight of a car is 1 500 kg. This weight is reasonable considering that cars can vary in size and weight, but most standard cars fall within the range of 1 000 kg to 2 000 kg.