What is a lever used for?

A body moving with a velocity of 20m/s begins to accelerate at 3 m/s 2. How far does the body move in 3 seconds

What is the voltage across R2 with an input voltage of 8.0V and resistors R1 = 2.0 kiloohms and R2 = 4.5 kiloohms? Calculate this value in volts.

A spring bounces up and down 15 times in 25 seconds. What is the period of a single bounce?

Shari uses the data in the table to predict how her weight on Venus would compare with her weight on Earth. Which is the best prediction Shari could make?

The speed of a wave changes depending on the temperature of the medium. What do you think is the reason for this?

Because the moon rotates once for each revolution around Earth, Choose one answer. a. you see some phases more than others. b. a different side of the moon faces Earth each day. c. you never see the far side of the moon.

Planet A takes 1 year to go around its star at an average of 1 A. U. distance. Planet B is 4 A. U. from the star. Calculate how long Planet B takes to orbit.

Average mass of a toy car (small, hot wheels) ?

A pwc capsizes. what is the best way to roll the pwc to turn it upright?

Which biome has the most extreme conditions