Which of the following is an example of a contact force? A magnet repelling another magnet without touching it A ball falling the ground when it is dropped A child pushing a toy car Gravity keeping the earth in order around the sun

Which of the four fundamental forces is mainly responsible for contact forces? A. gravity B. weak nuclear force C. electromagnetic force D. strong nuclear force

Albert is on earth and measures the speed of light from the sun as 3 e8 m/s. he then gets in a space ship and speeds toward the sun at 1 x e8 m/s. he will then measure the speed of light as

According to the U. S. Census Bureau, in 2016, about 12.7% of the American population lived in poverty. Research demonstrates that people living in or near poverty have worse health outcomes and less access to health care than those who do not.

Jillian can't bear to leave her home without washing all the linens and floors, vacuuming the carpets, and organizing everything in her cupboards.

When an ambulance drives by your house with sirens blaring, the sound waves of the sirens are (space) as it approaches and (space) as it sppeds away

Is a lack of thorns a mutation? (on a plant)

Why is the motion of an athlete moving along the circular path with Constant speed considered to be an accelerated motion?

What is a characteristic of atoms

A doctor uses an instrument (s) that emits light and allows the doctor to view the inside of a patient's intestine. What is the doctor most likely using? - a telescope, a microscope, laser beams, or fiber optics

Find velocity gradient