Question

TEST 1. Choose and encircle the letter of the correct answer.
23. A guava with a mass of 0.200 kg has a weight of A. 0.200 N B. 1.96 N
C. the acceleration of gravity is greater on the stone D. there is more air resistance against the flat 25. If the mass of an object is 45 kg on Earth, what is its mass on the moon? A. 45 N B.45 kg C. 441 N D. 441 kg 26. Which of the following phenomena applies the first law of motion? A. A leaf sways back and forth falling from a tree. B. When a ball falls on the floor, the ball bounces back up. C. When pushed with the same force, a car accelerates slower than a grocery cart. D. When a cardboard with coin on top is suddenly pulled the coin falls into the glass. 27. According to the second law of motion, the net force is the product of mass and acceleration. Which of the following has the greatest acceleration? A. A 5.000 kg stone pulled with a 10 N net force. B. A 0.5000 kg toy car is pulled with a 9 N net force. C. A 7.000 kg metal ball is pushed by a 17 N net force. D. A 500.0 kg truck accelerated by 1000 N net force from its engine. 25. In a grocery store, you can easily push a cart with 5 kg sack of rice than a cart with a 10 kg sack of rice to the counter. Which of these explains the situation? A. Law of Inertia B. Law of Interaction C. Law of Acceleration D. Law of Universal Gravitation 26. An object from a certain height falls freely. Which of the following happens to PE and KE when the object is half on its way down?​

Answer 1

Explanation:

Area of Trapezium 

=21×Sum of Parallel Sides ×Distance between parallel sides

⇒34=21×(10+x)×4

⇒x=7

Length of other parallel side of trapezium is 7 cm

Answer 2

Answer:

$5 \times \frac{1}{3}$