Why is a microscope used to observe bacteria?

Which is more reliable-using a manual stop watch or using light gates? Explain.

what are two systems that work with the muscel system

A cyclist does work at the rate of 500 w while riding. how much force does her foot push with when she is traveling at 8.0 m/s?

A spring balance consists of a pan that hangs from a spring. A damping force Fd = - bv is applied to the balance so that when an object is placed in the pan it comes to rest in the minimum time without overshoot.

A soccer ball is kicked into the air from level ground with an initial speed of 20 m/s and returns to ground level at which angle above the horizontal should the ball be kicked in order for the ball to travel the greatest total horizontal distance

Samantha is checking the weather for her upcoming trip to Mexico City. The weather forecast predicts a high-pressure system for the four days of her trip. What kinds of conditions can she expect?

Compare the life cycles of flower less seed plant and flowering seed plants

A clock moves past you at a speed of 0.9 c. How much time passes for you for each second that elapses on the moving clock? 0.436 s 1.15 s 2.29 s infinity

A 0.18-kg ball on a stick is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position, the stick's tension is 19 N.

Which are examples of transverse waves? Check all that apply. earthquake P-waves earthquake S-waves radio waves sound visible light X-rays