In which activity is no work done?

A. lifting a book

B. holding a brick

C. climbing stairs

D. pushing a shopping cart

You have just landed on Planet X. You take out a 100-g ball, release it from rest from a height of 10.0 m, and measure that it takes 2.2 s to reach the ground. You can ignore any force on the ball from the atmosphere of the planet.

Which of these is NOT a characteristic of mammals? a. hair c. ectotherms b. large brain d. endotherms

what 2 things can you do if you wanted to decrease an object's gravitational force? i'll mark brainliest!

A friend comes to you and says, "Mr. Johnson gave me an F on my paper and says I copied it, but I didn't! I showed him the bibliography and the sources, but he doesn't believe me! I'm going to drop the class.

A rabbit hops 50 m to the south in 5 seconds

In which medium would light travel the fastest? Question 21 options: a. across a room b. in a swimming pool c. through outer space d. through a railroad track

A 0.60 Kilo gram basketball poses on the rim of a basketball hoop that is 3.0 m high find the potential energy of the ball there (use G=10 N/KG.)

2. What was the role of women as industry increased? A. They gained the vote, B. They became industry leaders, e. They led the household D. They can for government office,

A 26-g steel-jacketed bullet is fired with a velocity of 630 m/s toward a steel plate and ricochets along path CD with a velocity 500 m/s.

A small boat is carrying four people across a river. Without any paddling, the boat moves downstream at a steady speed of 5 m/s. If the average weight of the four people is 60 kg, then what is the speed of the boat after one person gets?